Bamboo is one of ONNO’s lightweight t-shirts along with beechwood and organic cotton. If you want a midweight fabric, try hemp or pima cotton. Fit: tailored, flattering but not too tight. 70% viscose from organic bamboo, 30% organic cotton. To prevent shrinkage, wash cold and tumble dry low. Washing hot and drying hot can cause your shirt to shrink up to half a size. Preowned excellent condition no noticeable flaws Purple Women’s US SMALL EST no size or material tag 22IN Length 18IN P2P 20IN sleeve from pit