The mineral-lined fabric returns infrared energy to your body to restore your muscles faster|Soft, lightweight knit fabric delivers superior comfort & breathability|4-way stretch material moves better in every direction|Tipped ribbed collar - Style #: 1361756|Powered by Celliant|75% Polyester/19% Modal/6% Elastane|Imported - Machine wash warm with like colors|Use only non-chlorine bleach when needed|Tumble dry low|Cool iron if needed|Do not use softeners|Do not dry clean