This mid-weight base layer is silky, smooth and soft as a peach. MTF (*M*oisture *T*ransfer *F*ibers) micro denier polyester yarns that are designed to move moisture away from the body. Made with super soft, non-abrasive Bio Del Mar yarns that have permanent antimicrobial properties derived from a biodegradable element of crustacean shells. Offers an ultraviolet protection factor (UPF) of 30+ meaning that if 30 units of UV rays fall on the fabric, only 1 unit will pass through. Relaxed fit. Crew neck. Long sleeves. Hot Chillys pepper logo at the bottom hem. Chillys Warmth Factor: 7 Medium. 100% polyester. Machine wash cold, line dry. Made in the USA. ※掲載の寸法や重さはサイズ「SM」を計測したものです. 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 youre 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 63.50 cm