The Sea to Summit Adapter with Insect Shield sleeping bag liner is designed for use in warm, humid and buggy conditions. The liner provides odorless insect protection and warm weather moisture management. PRODUCT FEATURES: EPA-registered, odorless Insect Shield Repellent Gear repels mosquitoes, ticks, flies, and fleas CoolMax polyester provides moisture-wicking, quick-drying comfort and offers the lightweight, softness of cotton Invisible built-in Insect Shield repellent remains effective through 6 months of exposure to weathering or through 25 washings Use it as a part of your sleep system or by itself as a warm weather ultralight sleeping bag Liner helps keep the inside of your bag clean, saving it from the wear and tear of washings Drawcord hood with mini cordlock cinches around face to hold warmth in Mummy shaped liner features a 3D footbox providing plenty of room for feet The Sea to Summit Insect Shield CoolMax Adapter comes with a lightweight Ultra-Sil stuff sack 118 , Sea to Summit Adaptor Sleeping Bag Liner with Insect Shield , sleeping bag liner , bag liner , travel liner , camping , travel , backpacking , coolmax liner