As your body emits energy, the mineral-lined fabric absorbs & reflects it back, improving endurance UA Storm technology repels water without sacrificing breathability Smooth, ripstop woven fabric is lightweight & extremely durable Front kangaroo pocket Ribbed collar & bottom hem Encased elastic cuffs Raglan sleeves - Style #: 1369850 Powered by Celliant Body: 100% Polyester Rib: 98% Cotton/2% Elastane Imported - Machine wash cold with like colors Use only non-chlorine bleach when needed Tumble dry low Do not iron Do not use softeners Do not dry clean