95% Polyester, 5% Spandex Pull On closure 95% polyester + 5% spandex. The white ones would be a little see through. Elegant bishop/puff/lanten sleeve, wrap front design,detachable waist belt, surplice side, solid You Can Adjust the Waist Size Freely with Bow Waist Tie Ruffle hem design of the blouse shirt bring a novel and chic look Please refer to the size measurement below.