Dare 2B Mens Volition Active Short Sleeve T-Shirt Polyester, , Our mens Violition T is a lightweight, technical top designed for active days outdoors. The lightweight fabric rapidly moves moisture away from the skin and is quick-drying for lasting comfort. Its finished with cooling mesh venting zones and a hint of reflective to keep you visible during low-light runs or rides. 100% Polyester. Dare 2B Mens Sizing (chest approx): XXS (34in), XS (36in), S (38in), M (40in), L (42in), XL (44in), XXL (47in), XXXL (50in), XXXXL (53in), XXXXXL (56in).