Alaska 1100 Sleeping Bag

Cumulus Alaska 1100

The Cumulus Alaska 1100 is a classic down winter sleeping bag for demanding trips, expeditions, and cold nights in mountainous and winter environments. It is filled with 1100g of ethically sourced Polish white duck down with 700 fill power and is designed to provide high warmth without unnecessary bulk. The ergonomic mummy shape, double H-chamber construction, and differential cut help the down loft efficiently and reduce the risk of cold spots. With an adjustable 3D hood, separate down-filled collar, and warm zipper baffles, the Alaska 1100 is built to keep you warm when temperatures drop far below zero.

Features

• Warm winter sleeping bag for expeditions, winter treks, and demanding outdoor activities
• High down content provides reliable insulation in very cold conditions
• Mummy-shaped design that effectively retains body heat
• Construction designed to reduce cold spots and provide even insulation
• Adjustable hood and separate collar help minimize heat loss
• Full-length zipper makes the sleeping bag easy to ventilate and get in and out of
• Foot box can be opened for extra ventilation when needed
• Internal pocket keeps small items like headlamp, phone, or battery close to the body
• Can be zipped together with other sleeping bags
• Compressible design provides a lot of warmth relative to its packed size
• Made in Poland
• Lifetime warranty according to Cumulus Lifetime Experience

Specifications & Materials

• Colour: Cayenne
• Down: Polish white duck down
• Down quality: 700 fill power
• Down fill weight: 1100 g
• Total weight: 1650 g
• Weight without filling: 550 g
• Comfort temperature: -15 °C
• Limit temperature: -23 °C
• Extreme temperature: -46 °C
• Max user length: 190 cm
• Sleeping bag length: 210 cm
• Width top/bottom: 85/59 cm
• Number of down chambers: 44
• Construction: Double H-chamber construction
• Cut: Differential cut
• Shape: Mummy shape
• Outer fabric and inner fabric: Pertex® Quantum, 35 g/m², 20D ripstop, 100% nylon
• Surface treatment: DWR
• Fabric certification: bluesign®
• Zipper: Full-length 5 mm YKK® with two self-locking sliders
• Zipper details: Anti-snag system and two down-filled insulation channels
• Hood: 3D-shaped and adjustable
• Collar: Separate down-filled 3D collar
• Pocket: Internal pocket for small items
• Hanging: Loops for storage and drying
• Stuff sack: Included
• Storage bag: Included
• Stuff sack dimensions: 40 x 21 cm
• Packed volume: 13.8 liters
• Zipper side: Left or right
• Country of manufacture: Poland
• Usage: Winter treks, expeditions, mountains, alpinism, cold nights, and demanding outdoor activities

If you order before 10:30 AM on a weekday, the order is usually shipped the same day. In-store pickup can be made on the same day during store opening hours if the item is in the store's stock.

Free shipping on orders over 595 SEK (up to 20 kg). Free returns. 14-day right of withdrawal