[đăMATERIALă Air Curvey workout tank tops are made of 93% polyester and 7% spandex .This ratio makes the racerback tanks Wear-resistant and elastic durable and comfortable. đăFEATURESăThese workout tank tops adopt racerbackscoop neck sleeveless design that make you quickly expel sweat. Itâs stretchable breathable super soft lightweight skin friendly and moisture wicking. đăOCCASIONăThese athletic wear combine fashion function and performance which not only suitable for various sports occasions like yoga exercise fitness gym running but also suitable for daily life fashionable and easy to match. đăSIZE & FITăThe workout tank tops use regular size if you are the first time to buy this lightweight running tank topplease check our size chart or view otherâs rating. đăMAINTENANCEăOur womenâs active exercise shirts can be washed by hand or Machine in warm water donât bleach and iron .]