Product Details     Style: 127 The Sea to Summit Coolmax Traveler Sleeping Bag Liner doesn't just keep your bag cleaner, it can also help you sleep more comfortably. Coolmax fabric responds to temperature and humidity and manages moisture to keep you dry and comfortable. The Sea to Summit liner is stretchy it is fits easily down inside your bag. Or when not in use, you can stow it in the included stuff sack. The Coolmax Traveler Liner is washable too for easy care. Liner keeps sleeping bag clean Superstretch fabric for unrestricted movement Coolmax fabric adjusts to temperature and humidity to keep you comfortable Breathable and moisture wicking to keep you dry Nylon stuff sack included for easy storage Machine washable and quick drying for convenience; do not use fabric softener or dryer sheets Weighs 9.5oz Sea to Summit Coolmax Traveler Sleeping Bag Liner