Big Agnes Sleeping Bag Liner – Synthetic (discontinued)

SKU: BIGSLEEP Category: Tag:
Global Trade Item Number (GTIN) : 873840016049

This product has been discontinued.


Remedy those super cold nights with the Big Agnes Synthetic Liner. Able to add a potential 10-15 F° degrees of warmth to your bag – it attaches to loops that already exist in your current Big Agnes bag and can be used as a top or bottom layer. No need to try to spoon your tent mate for warmth.


  • Lightweight layer inside your bag for additional warmth without bulk
  • Fits any size of bag – petite, regular or long
  • Attaches to existing loops in Big Agnes sleeping bags
  • Can be attached as a top or bottom layer
  • Adds 5-10°F degrees to your bag
  • Nylon rip-stop with a water repellent finish
  • PrimaLoft® Black Hi-Loft is packable, lofty warmth, even when wet
  • Quilted construction


  • Bag Weight 9oz / 255g
  • Fill Weight 5oz / 142g
  • Compressed Bag Size n/a / n/a
  • Stuff Sack Size 5in x 12in / 13 x 30cm


All Big Agnes products are backed by warranty against defects in material and manufacturing.

Please see our Warranty page for the details of our warranty process as well as additional information regarding the Big Agnes warranty policy.