10 Best Ultra Lightweight Down Sleeping Bag in UK 2025

Updated on 15/06/2025
#1
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  • Filled with 1800g of 660FP premium white duck down for insulation in temperatures as low as -15°C.
  • Vertical baffle design enhances warmth retention, complemented by a windproof zipper feature to minimize heat loss.
  • Spacious design accommodates users up to 77 inches tall and 285 pounds, with a saddle-shaped neck for added warmth.
  • Ergonomic footbox design for optimal comfort and warmth for your feet.
  • Lightweight and compressible packaging (45cmx23cm; 2.5kg) ideal for outdoor activities like camping and hiking.
  • Versatile use in extreme cold conditions, suited for various outdoor activities and even hotel stays.
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  • Filled with 1800g of 660FP premium white duck down for insulation in temperatures as low as -15°C.
  • Vertical baffle design enhances warmth retention, complemented by a windproof zipper feature to minimize heat loss.
  • Spacious design accommodates users up to 77 inches tall and 285 pounds, with a saddle-shaped neck for added warmth.
  • Ergonomic footbox design for optimal comfort and warmth for your feet.
  • Lightweight and compressible packaging (45cmx23cm; 2.5kg) ideal for outdoor activities like camping and hiking.
  • Versatile use in extreme cold conditions, suited for various outdoor activities and even hotel stays.
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#2
Value for Money
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  • Premium Down:The extra large sleeping bag is filled 800g RDS certified 600FP duck down,no impurities and odor, affording the comfortable temperature at 8 degree C, extreme to 0 degree,suitable for 4 season camping, hiking and backpacking outdoor and indoor
  • Meets all your need: The wide sleeping bag is 230cm x 100cm, super large and long.It even can be combined into double sleeping bags by left and right two-way zipper to reach the 230 cm x 200 cm wide to unlock the king size sleeping bag to meet other usages, such as the down quilt or sleeping bag for two persons and kid
  • All Update Design for Freedom: This down sleeping bag is cut with 3D technology, which makes it more comfortable to use. The height of the foot is increased by 14cm to offer more ample room, suitable for all adults.Even for the strong and tall men, it has enough room to get a good and restful sleep at night
  • Lighter and Portable: The xxl sleeping bag is only 1580 g at weight, and compressed size at 37cm x 20 cm, lighter and smaller than most other cotton sleeping bag.The premium down filling provides exceptional warmth whilst maintaining a lightweight, compact design that's perfect for backpacking and hiking trips
  • Quality Material: The inner and outer material of the sleeping bag is 400T 20D nylon, soft,cozy,durable and water repellent.The individual channel of the rectangular sleeping bag can prevent the down leaking out and make the feather evenly
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  • Premium Down:The extra large sleeping bag is filled 800g RDS certified 600FP duck down,no impurities and odor, affording the comfortable temperature at 8 degree C, extreme to 0 degree,suitable for 4 season camping, hiking and backpacking outdoor and indoor
  • Meets all your need: The wide sleeping bag is 230cm x 100cm, super large and long.It even can be combined into double sleeping bags by left and right two-way zipper to reach the 230 cm x 200 cm wide to unlock the king size sleeping bag to meet other usages, such as the down quilt or sleeping bag for two persons and kid
  • All Update Design for Freedom: This down sleeping bag is cut with 3D technology, which makes it more comfortable to use. The height of the foot is increased by 14cm to offer more ample room, suitable for all adults.Even for the strong and tall men, it has enough room to get a good and restful sleep at night
  • Lighter and Portable: The xxl sleeping bag is only 1580 g at weight, and compressed size at 37cm x 20 cm, lighter and smaller than most other cotton sleeping bag.The premium down filling provides exceptional warmth whilst maintaining a lightweight, compact design that's perfect for backpacking and hiking trips
  • Quality Material: The inner and outer material of the sleeping bag is 400T 20D nylon, soft,cozy,durable and water repellent.The individual channel of the rectangular sleeping bag can prevent the down leaking out and make the feather evenly
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#3
4% Off
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  • Temperature Comfort Range: Blue bag suitable for temperatures between 20°C and 6°C; Grey bag suitable for temperatures between 15°C and 3°C.
  • Adjustable hood for enhanced warmth in cold weather; includes an internal pocket for easy storage of personal items like phones.
  • Ideal for outdoor activities such as camping, hiking, or backpacking, providing a comfortable and enjoyable experience.
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  • Temperature Comfort Range: Blue bag suitable for temperatures between 20°C and 6°C; Grey bag suitable for temperatures between 15°C and 3°C.
  • Adjustable hood for enhanced warmth in cold weather; includes an internal pocket for easy storage of personal items like phones.
  • Ideal for outdoor activities such as camping, hiking, or backpacking, providing a comfortable and enjoyable experience.
#4
24% Off
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  • Winter duck down sleeping bag with 400g of 85% white duck down for effective warmth during cold camping trips.
  • Soft 20D nylon fabric is windproof, waterproof, and breathable, ensuring a comfortable and dry sleeping experience.
  • Semi-circular hood with adjustable drawstring provides added warmth and insulation in extreme conditions, maintaining comfort at temperatures between 5°C/41°F and 8°C/46.4°F.
  • Versatile design allows the sleeping bag to be fully unfolded into a blanket or quilt, featuring a two-way YKK zip and foot zips for ventilation.
  • Compact and lightweight design, measuring 220 x 85 cm when open but compressing to φ18 x 35 cm and weighing approximately 930g/2.05lbs for easy transport.
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  • Winter duck down sleeping bag with 400g of 85% white duck down for effective warmth during cold camping trips.
  • Soft 20D nylon fabric is windproof, waterproof, and breathable, ensuring a comfortable and dry sleeping experience.
  • Semi-circular hood with adjustable drawstring provides added warmth and insulation in extreme conditions, maintaining comfort at temperatures between 5°C/41°F and 8°C/46.4°F.
  • Versatile design allows the sleeping bag to be fully unfolded into a blanket or quilt, featuring a two-way YKK zip and foot zips for ventilation.
  • Compact and lightweight design, measuring 220 x 85 cm when open but compressing to φ18 x 35 cm and weighing approximately 930g/2.05lbs for easy transport.
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#5
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  • Insulated with 600g of RDS-certified duck down, providing warmth on cold nights, suitable for adults and children during camping and hiking.
  • Weighs only 1.18 kg with a compact size of 35 cm x 18 cm when packed; unfolds to 220 cm x 80 cm, accommodating users up to 190 cm tall and 100 kg.
  • Constructed from 400T 20D nylon, offering water-repellent, durable, and windproof protection while feeling soft against the skin.
  • Designed for 3 to 4 seasons with a comfort temperature range of 8°C to 15°C and capable of functioning as a liner in colder conditions.
  • Versatile rectangular design enables freedom of movement; can be unzipped to serve as a blanket or quilt for indoor or outdoor use.
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  • Insulated with 600g of RDS-certified duck down, providing warmth on cold nights, suitable for adults and children during camping and hiking.
  • Weighs only 1.18 kg with a compact size of 35 cm x 18 cm when packed; unfolds to 220 cm x 80 cm, accommodating users up to 190 cm tall and 100 kg.
  • Constructed from 400T 20D nylon, offering water-repellent, durable, and windproof protection while feeling soft against the skin.
  • Designed for 3 to 4 seasons with a comfort temperature range of 8°C to 15°C and capable of functioning as a liner in colder conditions.
  • Versatile rectangular design enables freedom of movement; can be unzipped to serve as a blanket or quilt for indoor or outdoor use.
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#6
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  • Made from soft, smooth 20D nylon fabric for a comfortable sleeping experience, similar to silk.
  • Designed with individual down stripes to prevent clumping and ensure even warmth throughout the sleeping bag.
  • Suitable for 3-4 seasons, effective in temperatures ranging from -8°C to 11°C (17.6°F to 51.8°F) with adjustable features to minimize heat loss.
  • Includes a two-way zipper for versatility, allowing it to be used as a quilt or to combine with another sleeping bag for a double size.
  • Lightweight at 565 grams, with a compressible storage bag for convenient transport.
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  • Made from soft, smooth 20D nylon fabric for a comfortable sleeping experience, similar to silk.
  • Designed with individual down stripes to prevent clumping and ensure even warmth throughout the sleeping bag.
  • Suitable for 3-4 seasons, effective in temperatures ranging from -8°C to 11°C (17.6°F to 51.8°F) with adjustable features to minimize heat loss.
  • Includes a two-way zipper for versatility, allowing it to be used as a quilt or to combine with another sleeping bag for a double size.
  • Lightweight at 565 grams, with a compressible storage bag for convenient transport.
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#7
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  • The sleeping bag is filled with 400g of RDS-certified duck down, providing a soft and fluffy experience for warmer weather.
  • Measures 205cm x 78cm when open and compresses to 29cm x 17cm for easy storage; weighs 780g, making it lightweight and portable.
  • Features a snug fit design with a trapezoidal bottom for added comfort; includes pockets for small items and dual zippers for a two-person setup.
  • Constructed from 400T 20D tear-resistant nylon for durability, waterproofing, and windproof capabilities; ideal for outdoor activities such as camping and hiking.
  • Customer support is available for product inquiries, with a commitment to ensuring satisfaction.
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  • The sleeping bag is filled with 400g of RDS-certified duck down, providing a soft and fluffy experience for warmer weather.
  • Measures 205cm x 78cm when open and compresses to 29cm x 17cm for easy storage; weighs 780g, making it lightweight and portable.
  • Features a snug fit design with a trapezoidal bottom for added comfort; includes pockets for small items and dual zippers for a two-person setup.
  • Constructed from 400T 20D tear-resistant nylon for durability, waterproofing, and windproof capabilities; ideal for outdoor activities such as camping and hiking.
  • Customer support is available for product inquiries, with a commitment to ensuring satisfaction.
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#8
8% Off
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  • Winter duck down sleeping bag filled with 400 grams of 85% white duck down for optimal warmth during cold weather.
  • Soft and durable 20D nylon fabric provides windproof, waterproof, and breathable qualities for a comfortable sleeping experience.
  • Designed for temperatures between 5°C/41°F and 8°C/46.4°F, featuring an adjustable semi-circular hood to retain heat and block drafts.
  • Versatile design allows the sleeping bag to be fully opened into a blanket or quilt, with a two-way YKK zipper for ventilation.
  • Compact size of φ18 x 35 cm when packed; lightweight at approximately 930g/2.05lbs, making it ideal for backpacking.
Read More
  • Winter duck down sleeping bag filled with 400 grams of 85% white duck down for optimal warmth during cold weather.
  • Soft and durable 20D nylon fabric provides windproof, waterproof, and breathable qualities for a comfortable sleeping experience.
  • Designed for temperatures between 5°C/41°F and 8°C/46.4°F, featuring an adjustable semi-circular hood to retain heat and block drafts.
  • Versatile design allows the sleeping bag to be fully opened into a blanket or quilt, with a two-way YKK zipper for ventilation.
  • Compact size of φ18 x 35 cm when packed; lightweight at approximately 930g/2.05lbs, making it ideal for backpacking.
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#9
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  • Filled with 500 g of 600 FP premium duck down, suitable for temperatures below 5°C, offering warmth in cold weather.
  • Weighs only 1060g and packs down to 30cm x 17cm, making it easy to carry for outdoor activities like camping, hiking, and travel.
  • Can be fully unzipped to function as a quilt or down blanket, providing versatility for both day and night use.
  • Constructed with 400T 20D high-density nylon fabric for durability; features a smooth zipper and baffle box design for even down distribution and reduced down leakage.
  • Customer satisfaction is prioritized with responsive support for any product-related inquiries.
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  • Filled with 500 g of 600 FP premium duck down, suitable for temperatures below 5°C, offering warmth in cold weather.
  • Weighs only 1060g and packs down to 30cm x 17cm, making it easy to carry for outdoor activities like camping, hiking, and travel.
  • Can be fully unzipped to function as a quilt or down blanket, providing versatility for both day and night use.
  • Constructed with 400T 20D high-density nylon fabric for durability; features a smooth zipper and baffle box design for even down distribution and reduced down leakage.
  • Customer satisfaction is prioritized with responsive support for any product-related inquiries.
Read More
#10
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  • Winter duck down sleeping bag: The sleeping bag is filled with 400 grams of 85% white duck down for excellent warmth. A good night's sleep is essential when camping, hiking or mountaineering in winter, and the Naturehike sleeping bag will help keep you warm and cosy.
  • Comfortable Sleeping Experience: The sleeping bag fabric and lining are made of 20D nylon, which is soft to the skin, windproof and waterproof, and can keep you dry in wet weather. It is also breathable, keeping the inside of the sleeping bag dry and fluff
  • Outstanding warmth: This duck down sleeping bag will keep you warm on cold nights. The semi-circular hood with adjustable drawstring keeps your head warm even in extreme conditions and prevents draughts from escaping while you sleep. Comfortable temperature is 5°C/41°F- 8°C/46.4°F.
  • Functional design:The sleeping bag can be fully unfolded and used as a blanket or quilt, perfect for outdoor and indoor use. The sleeping bag has a two-way YKK zip and the foot zips can be opened for cooling and ventilation.
  • Compact and portable: Although the mummy sleeping bag has a spacious sleeping area of 210 x 75cm/82.68 x 29.53 in, it can be compressed to φ16 x 35cm/φ6.30 x 13.78 in, and the weight of the bag is only about 910g/2.01lbs, which is an effective way to save space in your backpack.
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  • Winter duck down sleeping bag: The sleeping bag is filled with 400 grams of 85% white duck down for excellent warmth. A good night's sleep is essential when camping, hiking or mountaineering in winter, and the Naturehike sleeping bag will help keep you warm and cosy.
  • Comfortable Sleeping Experience: The sleeping bag fabric and lining are made of 20D nylon, which is soft to the skin, windproof and waterproof, and can keep you dry in wet weather. It is also breathable, keeping the inside of the sleeping bag dry and fluff
  • Outstanding warmth: This duck down sleeping bag will keep you warm on cold nights. The semi-circular hood with adjustable drawstring keeps your head warm even in extreme conditions and prevents draughts from escaping while you sleep. Comfortable temperature is 5°C/41°F- 8°C/46.4°F.
  • Functional design:The sleeping bag can be fully unfolded and used as a blanket or quilt, perfect for outdoor and indoor use. The sleeping bag has a two-way YKK zip and the foot zips can be opened for cooling and ventilation.
  • Compact and portable: Although the mummy sleeping bag has a spacious sleeping area of 210 x 75cm/82.68 x 29.53 in, it can be compressed to φ16 x 35cm/φ6.30 x 13.78 in, and the weight of the bag is only about 910g/2.01lbs, which is an effective way to save space in your backpack.
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