Keeps You Warm 4-Way Stretch Fast-Drying Product Description Built with waffle knit fabric that is surprisingly lightweight for how incredibly warm and comfortable it feels. DNA Specs Fit & Care Textured waffle knit fabric traps heat for extra warmth without weighing you down Material wicks sweat & dries really fast 4-way stretch material moves better in every direction 3-button placket Style #: 1302356 Loose: Fuller cut for complete comfort.