Similar to: Western Mountaineering UltraLite

This ultralight mummy bag offers an exceptional warmth-to-weight ratio for three-season backcountry use. With premium down insulation and a durable, water-resistant shell, it provides reliable comfort and protection without unnecessary bulk.

This versatile sleeping bag features a unique, convertible design that shifts from a spacious semi-rectangular shape to a thermally efficient mummy bag. By adjusting the center zipper, users can customize internal volume to trap heat, making it an adaptable choice for varying conditions.

This mummy bag solves the age-old frustration of sliding off your mat by integrating a dedicated sleeve for your sleeping pad. While the slim, heat-trapping silhouette sacrifices a bit of wiggle room, it creates a secure, efficient sleep system that keeps you warm and centered all night long.