UA RUSH is infrared technology that reflects your body\'s energy to help you work harder & recover faster|Strategic mesh panels for added breathability|Updated ergonomic design keeps seams off high abrasion areas & increases durability|Modified raglan sleeve & low profile collar construction - Style #: 1366174|Powered by Celliant|90% Polyester/10% 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