Dog Tee Shirt – Athletic Fabric: Soft, breathable, quick-dry performance knit keeps your pet cool and dry four-way stretch gives dogs full freedom to run, jump and play without rubbing or bunching. Reflective Safety Label: A discrete back tab catches headlights and streetlamps so evening walks stay visible and safe. Sun Protection: Lightweight coverage blocks harsh rays, preventing sunburn and overheating on summer hikes, beach days or backyard play. Easy Care: Two-pack rotation means one shirt is always fresh bright, colorfast shades survive countless machine washes. About Size: Xxl fits Labs, Pit Bulls and similar large breeds check the chart and size up if your pup is between measurements or still growing.