Sea to Summit Breeze Sleeping Bag Liner Size:Standard and its low profile fits

and its low profile fits perfectly under a helmet for alpine climbing and ski touring

XRD® in the heel strike zone to dissipate heel strike shock

it is designed for extended alpine adventures that require rejuvenating nights

one rear pocket with a mesh pocket bag closes with a flap and a low-profile snap for security

Durable repellency

Sea to Summit Breeze Sleeping Bag Liner Size:Standard and its low profile fitsChoose between the Mummy option, with a drawcord base, or the Rectangular model, featuring a pillow sleeve. The stretch knit fabric allows for unrestricted movement and the blend of 70% Coolmax Ecomade and 30% biobased Tencel Lyocell fibers effectively wick moisture, preventing a damp feeling in humid conditions. The Mummy version is favored by outdoor enthusiasts as it can conform to any sleeping bag shape. Travelers may prefer the Rectangular model