Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag

Cosmic 20 Degree 550 Down Long RH Sleeping Bag

£209.95
£178.50
Save  15%
Kelty Cosmic 20 Degree 550 Down Long RH Sleeping Bag Kelty Cosmic Down 20° Long
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Size: Select a Size 
Sleep warm, pack light—comfort meets adventure.

About the Kelty Cosmic Down 20° Long

What is the Kelty Cosmic 20 Deg 550 Down Long RH good for?

The Kelty Cosmic 20° 550 Down Long RH Sleeping Bag is a three-season essential, designed for warmth, comfort, and packability on the trail. Featuring trapezoidal baffle construction for enhanced thermal efficiency, this bag traps heat effectively while maintaining a lightweight feel.

How will some of the key features of the Kelty Cosmic 20 Deg 550 Down Long RH enhance my experience?

Key features include 550-fill down insulation for lightweight warmth, a fully recycled, buttery-soft shell with PFAS-free DWR for durability, and an expanded footbox for extra comfort. A zippered internal stash pocket keeps essentials close, while the full draft tube and collar help retain heat.

Why choose the Kelty Cosmic 20 Deg 550 Down Long RH?

Choose the Kelty Cosmic 20° for its superior warmth, sustainable design, and comfortable fit—so you can sleep soundly under the stars.

Product Features

  • Trapezoidal Baffles - Provides enhanced thermal efficiency for comfort & warmth
  • 550 Fill Down - Lofty, lightweight, warm and highly packable for backpacking trips
  • Recycled Shell & Liner Fabrics - Buttery-soft and durable. Eco-friendly, fully-recycled shell and liner fabrics with PFAS-free DWR
  • Thermal Efficiency - Full draft tube and collar retain heat and enhance comfort
  • Anti-Snag Zipper - Quad-stitch anti-snag zipper with dual locking sliders for venting and temperature regulation
  • Footbox - Expanded, natural fit footbox = more room to wiggle your toes
  • Additional Features - Stuff sack; zippered internal stash pocket to keep smaller essentials close to hand

The Lowdown

  • Style: Tapered Shape
  • Insulation: Insulation:550 Fill Down
  • Materials: Insulation: 550 Fill Down, RDS Standard Fabric Primary/Body: Recycled 20D Nylon Taffeta Fabric Secondary: Recycled 50D Polyester Taffeta
  • Capacity: Single
  • Suitable For: 3 seasons - spring, summer, autumn
  • Temperature Comfort Range: 31°F | 0°C
  • Temperature Lower Limit: 21°F | -6°C
  • Special Features: Footbox
  • Eco-Credentials: Includes Recycled Materials, RDS Certified Down

Size Chart
Fits Up To
198 cm | 6'6"
Shoulder Girth
163cm
Hip Girth
Knee Girth
Packed Dimensions
35x20cm
Total Weight
1.22kg / 2lb 11oz
Zip
Right Hand

Kelty

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