To use these tank tops, simply put them on and enjoy the comfort they offer. For men and those looking for a unisex fit, pick from sizes XS to 2XL. Women can choose from sizes XS to 4XL. When it comes to cleaning, remember to machine wash them cold and turn them inside out. Wash with like colors to prevent color bleeding. Only use non - chlorine bleach if necessary. After washing, you can hang them to dry for the best look, or tumble dry on a cool or low - heat setting. Don't use fabric softener because it can make the colors fade. And never iron or dry clean these tank tops to keep them in good condition.