With a rectangle shape, the stretch-knit fabric offers freedom of movement while the blend of 70% Coolmax Ecomade and 30% biobased Tencell Lyocell fibers wick moisture effectively to prevent you feeling clammy in humid conditions. In especially buggy environments the Insect Shield treatment provides greater confidence in the outdoors. Throw in a built-in pillow sleeve and rest assured you will have a hygienic sleep environment wherever you rest your head.