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Big Agnes Duster 15 Sleeping Bag

MSRP: $119.95
Was: $119.95
Now: $89.94
(You save $30.01 )

The Duster 15 is a warm, cozy Big Agnes System bag that will grow with your little camper from tot to teen. Offering a customizable fit system, the Duster can be sized down to keep your littlest snug as a bug and then simply un-clip the loop and closure for more room and space as needed for size and comfort. Finally, a piece of gear you don't have to replace every year as your child grows! 


  • The Duster offers customizable fit allowing the bag to grow with your little camper from tot to teen
  • Exterior hooks and loops for easy width and length adjustment
  • Adjustable system keeps insulation close to the body eliminating extra air space and potential cold spots 
  • Sculpted contour allows the bag to drape around you, increasing insulation performance
  • Contoured hood follows the shape of your head for a more comfortable fit
  • Low profile cordlock lets you un-cinch the hood with one hand
  • Integrated half-pad sleeve keeps you securely attached to the pad from the hips up while allowing your legs to move freely
  • Mummy shaped bag
  • Liner loops
  • 40"/102cm #5 zipper
  • Zipper Garage
  • Mesh storage sack & nylon stuff sack
  • No-draft collar, No-draft wedge, No-draft zipper
  • Exterior loops for hang drying or storage
  • Polyester rip-stop shell fabric with a water repellent finish
  • Soft, cozy polyester lining
  • M4 synthetic insulation
  • Note: Big Agnes system bags require a sleeping pad.


  • Temp Rating: 15° F
  • Bag Size: Kids / Juniors / Teen
  • Fits Up To: 4' 5" - 5' 6"
  • Pad Size: Any 20" Pad
  • Bag Weight: 2 lb 14 oz
  • Insulation: Synthetic
  • Compressed Size: 10" x 11"
  • Stuff Sack Size: 9" x 20"