You shouldn’t have to move heaven and earth to sleep under the stars—that’s why the Kelty Cosmic Synthetic 20 Sleeping Bag was designed to be light in your pack, easy on your budget, and warm enough for three-season comfort. Crafted with 100% recycled materials inside and out, this mummy bag features a buttery-soft 20D nylon shell and silky CirroLoft ECO insulation for lightweight, compressible warmth. A roomy footbox, contoured hood, and draft-blocking features ensure cozy nights, while thoughtful touches like an internal stash pocket and compression stuff sack add convenience on the trail.

• Cozy, compressible and lightweight with a roomy fit
• Buttery-soft recycled 20D nylon shell with PFAS-Free DWR
  
• Silky, fine-denier CirroLoft ECO synthetic insulation
• Made from 100% recycled fibers
  
• Offset quilt construction to prevent pesky cold spots
• Zippered internal stash pocket
• Dual locking sliders with full-length draft tube and anti-snag treatment
  
• Upper draft collar to retain heat
  
• Contoured hood with insulated upper tube
  
• Expanded, natural-fit footbox
  
• Includes compression stuff sack
  
• Fabric Primary/Body: Recycled 20D Nylon Taffeta
  
• Fabric Secondary: Recycled 50D Polyester Taffeta
  
• Temperature Rating: 20°F / -7°C
  
• Bag Shape: Mummy shape
  
• Fits to: 6' 6"
  
• Fill weight: 34.9 oz
  
• Stuff Sack Size: 9.5" x 18" 
  
• Length:  84.3" 
• Weight: 3 lb 3 oz. 
  

• EN Rating

  20°F (Comfort) / 31°F (Limit)

• Fill Type

  Synthetic

• Stuff Size

  9.5" x 18"

• Total Weight

  3 lbs 3 oz