Sea to Summit Alpine -29°C / -20°F Ultra Dry Down Sleeping Bag (Long) - Yellow

Gear up for your next high altitude or colder latitude adventure with the Alpine Down Sleeping Bag. The expedition mummy fit provides ample space for winter gear, while the modified Free-Flow Zip system provides ventilation and versatility. Complex construction throughout and 850+ fillpower, RDS-certified PFAS-free Ultra-Dry Goose Down delivers maximum warmth retention. Designed for efficiency on every overnighter, the Alpine’s Free-Flow Zip System includes a full-length primary zipper and 1/2-length secondary zipper, lined with draft tubes for optimal heat retention; a unique arrangement that offers sufficient temperature regulation, versatility, and multiple bag configurations. Plus, a -29° C lower limit has it suitable for those sub-zero blasts on cold weather camping trips.

• Suggested use: Mountaineering

• Season Ratings: Cold Climate

Features:

• RDS-certified, 850+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance

• Recycled 20D nylon shell material with PFAS-free DWR is light and durable

• Technical hood and footbox, efficient mummy shape and generous draft tubes on the zippers maximize warmth retention

• Roomy expedition mummy fit provides plenty of space for you, performance clothing and gear you don't want to freeze

• Highly breathable liner for enhanced comfort

• Free-Flow Zip System: Full-length zipper with half-length zipper on opposite side for excellent temperature regulation

• YKK #5 zippers with zipper plow provide reliable, snag-free operation

• Baffle construction for maximum warmth

• Includes Ultra-Sil™ Compression Bag and Storage Cell

• Sea to Summit Guarantee is offered for the Lifetime of this product

Product Details:

Series: Sea to Summit : Sleeping Bags : Alpine
Manufacturer Colour: Yellow
Material: Recycled 20D Nylon liner, Recycled 20D Nylon shell with PFC-free DWR, Ultra Dry Down 850+ 90/10 Goose Down
Size: Long Expedition Mummy
Temp Rating: -29°C
Bag Weight: 1.645 kg
Compressed Volume: 14L
Compression Sack: 26L
Fill weight: 1135g
Fits up to Height: 198 cm / 6'6"
Temperature Rating (ISO Lower Limit): -29°C
Women's Temperature Rating (ISO Comfort): -19°C
Packed Dimensions: 20 x 30 x 50 cm
Warranty Terms: Lifetime Warranty