Therm-a-Rest Synergy Sleeping Bag Liner Bindings the Helio Active Pants feature

the Helio Active Pants feature innovative Gore-Tex® Active 3-layer technology

Intelligrip® and Intelligrip® bases are built with the highest quality mohair underfoot

55mm rubber at the thickest part

High sidewalls and a pronounced center ridge on the blade provide the necessary rigidity

Therm-a-Rest Synergy Sleeping Bag Liner Bindings the Helio Active Pants featureThe soft and cozy Synergy Sleeping Bag Liner adds warmth, comfort and years of life to any sleeping bag. Contributing up to 5F 3C degrees of warmth to your sleeping system, the soft, stretch knit polyester also serves as a protective barrier to your expensive sleeping bags materials, absorbing the sweat and oils that would otherwise go directly into your bag and decrease its loft. Now, instead of washing and drying your entire bag or allowing that