Kelty Cosmic 20 Down Mummy Sleeping Bag (Women’s) – 550 Fill, PFAS-Free DWR, Recycled Fabrics | Designed in Colorado, USA 2024

Kelty Cosmic 20 Down Mummy Sleeping Bag for Women

The Cosmic 20 is built around a trapezoidal baffle layout that helps trap warmth where you need it most, without adding unnecessary bulk. The women’s cut and a naturally shaped footbox work together to keep feet comfortable after a full day on the trail, whether you’re chasing cool evenings by a campfire or resting in a quiet alpine meadow.

Crafted with sustainability in mind, this bag uses fully recycled shell and liner fabrics, finished with PFAS-free DWR for light moisture resistance. The down is 550 fill power and is ethically sourced with traceability through the Responsible Down Standard (RDS), so you can feel confident about your gear’s origins while you focus on your next adventure.

Key warmth and comfort features

• 550-fill down provides compressible warmth for three-season camping
• Trapezoid baffle construction minimizes cold spots and enhances heat retention
• Expanded natural-fit footbox supports the toes and feet for happier nights
• Dual-direction zippers enable easy venting and flexible entry
• Zippered stash pocket keeps small essentials close at hand

Sustainability and responsible sourcing

• Recycled nylon and polyester shell and liner reduce environmental impact
• PFAS-free DWR treatment minimizes chemical use while maintaining weather resistance
• RDS-certified down with batch-level traceability for responsible sourcing

Practical details you’ll notice on the trail

Designed in sunny Colorado, this model nods to Kelty’s long outdoor-gear heritage. Weighing around 2 lb 6 oz (Regular), it packs to about 13 x 7 inches, making it a manageable companion for backpacking. Length options mirror typical camping needs: Short up to 5’6”, Regular up to 6’, Long up to 6’6”. The ISO limit rating is 21°F, with an extreme rating of -11°F, signaling readiness for brisk nights when paired with appropriate layering.

Whether you’re planning a weekend in a mountain meadow or a damp campsite in shoulder season, the Cosmic 20 offers a combination of warmth, comfort, and responsible materials that align with active, outdoor-minded routines. It’s not a guarantee of dry weather or perfect sleep, but a well-considered choice that adapts to a range of three-season conditions when used as part of a complete layering system.