Great for Both Cats and Dogs * This Choke Free small pet harness vest is so comfy for your pet and simply to put on and take off. This harness has no thin straps to dig in and hurt your pet and is machine washable. * Breathable Super Soft but firm and sturdy air infused padded mesh fabric keeps your pet cool and dry in any climate. These are molded to fit a pets body and a recommended model for smaller pets. Very soft and lightweight with velcro and plastic buckle clip closure with two D-Rings for added security. * Machine Washable, Air Dry These run small so please measure your pets chest and refer to the Fitting Size image. * XS fits 9.5-12" & 2-4 lbs * S fits 12-14" & 5-6.5 lbs * M fits 14-16" & 7-8 lbs * L fits 16-18" & 9-12 lbs * XL fits 18-20" & 13-17 lbs