Adjustable Mesh Vest Harness with Leash for Pet Dog Cat. Size 3: Adjustable for dog Neck Girth 9.5"-11" / Breast Girth 16"-18" & Body Length 10"-12" (inch) Leash length: 48" (inch) Made of super ventilated cotton material. Soft and durable; Breathable, lightly padded mesh for the utmost in comfort; Easy to put on and remove; Washable in cold water..