15% of the net proceeds from all Tell Your Dog I Said Hi™ products go to the 15/10 Foundation, which helps sponsor dogs with behavioral or medical issues that would otherwise have difficulty getting out of shelters. Tell Your Dog I Said Hi on the front Tell Your Dog I Said Hi is a registered trademark of WeRateDogs Unisex NOTE: Sizes XS, 4XL, and 5XL will ship separately from your order. They will arrive from a different location. See Tee Specifications for the differences in the material.