Keep harmful rays off your back while your hit the waves in the O'Neill(R) Premium Short Sleeve Sun Shirt, perfect for swimming, surfing, or paddle boarding. Slim-fit rashguard top in a performance poly knit. Skins fabric: Lightweight rashguard fabric provides lightweight, quick-dry performance. UPF 50 fabrication protects your skin during outdoor activity by blocking harmful Ultraviolet A and Ultraviolet B rays (UVA and UVB). Mechanical stretch improves range of motion. Self crew neck. Short sleeves. Straight hem. Logo print at the chest and collar back. Flag patch at the left hip. 100% polyester. Hand wash, line dry. Product measurements were taken using size M (5'9"-5'11", 150-170 lbs). サイズにより異なりますので、あくまで参考値として参照ください. If you're not fully satisfied with your purchase, you are welcome to return any unworn and unwashed items with tags intact and original packaging included. 実寸(参考値): Length: 約 72.39 cm