Remember the trapezoid from 10th-grade geometry? Turns out, this funky shape provides the ideal solution for helping sleeping-bag baffles retain heat. You can count on the Kelty Cosmic 550 Down 20 Mummy Sleeping Bag as a true 3-season superstar. Lightweight and warm 550-fill-power down in the innovative trapezoidal baffle construction delivers maximum thermal efficiency. Recycled fabrics and a durable water-repellent (DWR) finish ensure this Kelty mummy sleeping bag stays true to an environmentally friendly philosophy.

• Innovative trapezoidal baffle construction
• Maximum thermal efficiency
• Lightweight, warm 550-fill-power down
• DWR finish
• Zip, internal stash pocket
• Soft, durable 20-denier nylon shell fabric
• Dual slider for ventilation with locking zippers
• Natural-fit, spacious footbox
• Includes stuff sack

Product Dimensions:

12.50 x 7.50 x 7.50 in

1.50 lbs

Shipping Dimensions:

17.00 x 8.00 x 8.00 in