Mammut Relax Down Bag
Best premium sleeping bag for side sleepers seeking maximum comfort.
Designed for restorative rest, this bag prioritizes comfort with a noise-reducing hood and an anatomical shape that mimics natural sleeping positions. The central zipper allows for easy temperature regulation, making it a versatile choice for campers who value sleep quality over extreme weight savings.
$259.00
More Relax options
Who it's for
- Side sleepers and restless campers who feel claustrophobic in narrow bags
- Light sleepers sensitive to the sound of moving fabric
- Campers seeking easy access and versatile temperature management
Who should skip it
- Ultralight backpackers prioritizing minimal weight and maximum pack space
- Cold sleepers heading into extreme alpine environments
- Users who prefer snag-free hardware for quick, one-handed operation
Performance breakdown
Sleep Ergonomics
Anatomical shaping allows for natural movement without feeling restricted or tight.
Thermal Efficiency
Down insulation provides reliable warmth for three-season camping and hut trips.
Noise Reduction
Soft hood materials effectively dampen crinkling sounds for uninterrupted rest.
Weight-to-Warmth Ratio
Lightweight construction makes it an easy carry for multi-day backpacking adventures.
Climate Control
Central zipper placement offers intuitive ventilation adjustments during the night.
Feature Integration
Thoughtful inclusions like the sleep mask elevate the overall comfort experience.
Key Specs
Weight
2.01 lbs
Fill Weight
280 g
Temperature Rating
-2C
Temperature Rating Fahrenheit
28 degrees
Insulation Type
90% Grey duck down, 10% Grey duck feather
Shell Material
48% Polyamide, 52% Recycled Polyester
Lining Material
100% Recycled Polyester
Zipper Location
Center
Water Resistant
Yes
Has Draft Collar
Yes
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