Monroeville zombies shirt funny tshirts zombie shirt hockey tshirt, Heather Grey 100% Cotton Beware of Counterfeit sellers, Please make sure to check the seller before committing to buy There are absolutely no authorized re-sellers of Guerrilla Tees brand apparel Solid colors are 100% cotton, heather tees are a 50/50 cotton poly blend. Unsure of sizing? Our shirts are a fashion fit cut so we always recommend you order the next size up