DO NOT PET Service Dog mesh vest Harness Cool Comfort Nylon for dogs Small Medium Large Purchase comes with 2 reflective DO NOT PET removable patches. PLEASE MEASURE your dog before ordering 2 Free Removable Reflective Patches one for each side of Harness D- ring on top makes it easy to attach your leash 2 Adjustable Straps for premium & custom fit Lightweight & Breathable material with Reflective Stripe on each side Side quick release buckle makes it easy to put on and take off