UA RUSH is infrared technology that reflects your body\'s energy to help you work harder & recover faster|Super-soft ColdGear fabric is breathable & stretches for superior mobility but is still incredibly warm|Mock neck construction for added coverage with front zipper for easy on/off|Built-in thumbholes help keep your sleeves in place for added warmth|Raglan sleeves - Style #: 1365724|Powered by Celliant|84% Polyester/16% Elastane|Imported - Wash garment inside out|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