Nudy Patooty Women's The Essential Three-Quarter Sleeve Undershirt 5% spandex 95% Viscose from Bamboo/5% Spandex Protect clothes from perspiration and antiperspirant stains with a reinforced underarm gusset Mositure wicking and anti-odour fabric keeps you feeling fresh and clean Regulate your body temperature with bamboo fabric micro-gaps Gently slim and shape your figure