There's a difference between gear that just keeps your muscles warm and gear you can actually warm up in. UA Summit Knit is smooth on both sides, wicks sweat, stretches, and traps just the right heat. Soft double knit material is breathable & stretches for superior mobility Material wicks sweat & dries really fast Front kangaroo pocket with secure snap closures Main body fabric contains at least 60% recycled polyester, excluding trims & embellishments Style #: 1377173 65% Recycled Polyester/29% Cotton/6% Elastane Imported Loose: Fuller cut for complete comfort. Wash garment inside out Machine wash warm with like colors Do not bleach Tumble dry low Do not iron Do not use softeners Do not dry clean