Service Dog Patch "Do Not Pet" Reflective Hook and Loop Patch for BarkOutfitters Vests (Small (4" x 1.5")) Set of 2 Service Dog Reflective "Do Not Pet" Hook and Loop Patches. Hook and Loop Material Makes It Easy to Change For any Vests With Hook and Loop Material. These Patches Have Hook and Loop Material On The Back Reflective Material Helps Keep You And Your Dog Safe at Night Unlike Embroidered Patches There are no Threads to Snag and Break Printed Lettering is Easy To Clean. Comes in 2 Sizes