Dogline 17"-21" MaxAire Mesh Vest for Dogs and 2 Removable Therapy Dog Patches One of the lightest multi-purpose animal vests on the market; ideal for warm climates Removable/Interchangeable THERAPY DOG patches included for both sides of the vest Available in 4 sizes and 8 colors Adjustable front and underbelly straps; easy to take off with quick release buckle Reflective front trim on each side of vest and lettering on patches