Altitude Sports
Altitude Sports

Marmot  CWM MemBrain Down Sleeping Bag -40F/-40C

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Used, abused, tested, approved. High-quality 800+ fill-power goose down and Pertex Shield® waterproof, breathable fabric form the core of this portable environment — designed to deliver restful sleep — in the harshest alpine environments. Over-engineered with sturdy reinforced linings and countless baffles for a lifetime of dependable comfort and protection.

• Filled and Finished in Rohnert Park, California
• Certified 800+ Fill Power Goose Down
• Marmot MemBrain® Waterproof/Breathable Fabric
• Marmot Cross Baffle Construction Prevents Down Shifting and Colds Spots
• 11-Baffle and Wrap-Around Foot Box Increases Warmth
• Reinforced Foot Box Lining
• ''Feely'' Draw Cords
• Down-Filled Draft Tube
• Ground-Level Side Seams
• Hidden Draft Tube Pocket
• Stretch Tricot Baffles
• Stuff and Storage Sack Included
• Velcro®-free Down-filled Collar
• Velcro®-free Face Muff
• Zipper Guards
• Materials: Pertex Shield 30d 100% Nylon 2 Layer R/S 2.3 oz/yd
• Lining Material: Pertex Microlight 30d 100% Nylon Ripstop 1.3oz/yd
• Insulation Material: 800+ Fill Power Goose Down
• Fill Weight: 47.23oz (1339g)
• Bag Loft: 10
• Bag Temperature F: -40° F
• Bag Temperature C: -40° C
• Interior Length: 83in (211cm)
• Bag Dimensions (Shoulder x Hip x Foot): 63in (160cm) x 61in (155cm) x 45in (114.3cm)
• Weight: 4lbs 8.89oz (2066g)