Men's Track & Field/Running Short-Sleeve T-Shirt Nike DFADV Aeroswift Singlet Dri-FIT ADV Technology Purchased a year ago and only tried on, but the tag has been removed. Combines moisture-wicking fabric with advanced engineering and features to keep you dry and comfortable. Material: 100% Polyester Men's Size: S Please understand that this item is stored personally, and we appreciate your purchase. Color: Black系 (Black-based) Stains, tears, odors, etc.: None