My Favorite People Call Me Dad Men's Bamboo Viscose/Organic Cotton Short Sleeve Graphic T-ShirtOur T shirts have much better moisture absorption and wicking properties than cotton shirts and are known for their breathability. In fact, tests show shirts made from bamboo viscose stay 1 2 degrees cooler than an equivalent cotton shirt. Our bamboo viscose T shirts will truly impress if you have only experienced cotton, nylon or other "special" blends, which often encourage odor and harbor bacteria. Beautiful to the eye, there is nothing that can