Order your shirt with your IATC registration. But if you need some extras - order them here. These are comfortable, Dri-Fit unisex style t-shirts in adult sizes S through 4XL and Tall. NOTE: DELIVERY OF SHIRTS WILL BE AT IATC! If you will not be attending, designate someone from your dojo to pick up your shirt(s) for you. THIS PRODUCT DOES NOT INCLUDE SHIPPING.