100% Heavyweight cotton, Unisex sized. These are all hand tie dyed so no two are exactly alike. After they are tie dyed they are washed and dried numerous times so no residual dye will leach into the rest of your laundry. Because they have been already been laundered their is very little additional shrinkage. Features the full Menopaws logo on the back of the shirt and a smaller on on the front over your heart!