HeiQ Fresh odor control technology helps keep the liner fresh even after extended use
Drawcord footbox can be opened or closed for optimal comfort and integrates perfectly with the footbox of our Free-Flow Zip system in select Sea to Summit sleeping bags
Thermolite Pro technology using knitted, hollow-core fibers and absorbing infrared ceramic pigments to reflect your body's heat back to the wearer for enhanced warmth and comfort
Insulated sleeping bag liner adds extra warmth and personal hygiene to any sleeping bag.
The knitted material offers exceptional elasticity and allows for unrestricted movement in this mummy-style liner, perfectly complementing sleeping bags of all shapes. Sea to Summit guarantees this product for its entire lifespan.