90% Polyester & 10% Spandex Sleeveless tank Crew neck Quick-drying, breathable, lightweight Moisture-wicking??and comfortable Note:??? ? ? ? ?1.The?size?is?Asian?size,?it?is?one?size?smaller?than?the?US, UK?size.? ? ? ? ?2.Please?allow?for?+/-?0.5?inch?difference?due?to?manual?measurement.