JMS Women's Plus-Size Cool DRI Short Sleeve Performance V-neck:100% polyester interlock.Innovative Cool DRI performance t-shirts keep you dry and comfortable thanks to lightweight, rapid-dry interlock fabric that wicks moisture away from the body.Narrow ribbed V-neckline.50+ UPF rating provides excellent UV protection.Tagless neckline.Machine wash cold with like colors, inside out if decorated. Use only non-chlorine bleach when needed. Tumble dry low. Cool iron if needed. Do not iron decoration.