1. Adjustable size: There are 3 sizes of harnesses to choose from. XS (Neck 8.5 11 inch; Chest Girth 13.5 16 inch); Small (Neck 11 13.7 inch; Chest Girth 18 20 inch); Medium (Neck 13 17.5 inch; Chest Girth 19 23 inch). Additionally, the strap length is 150 cm. 2. BREATHABLE COMFORTABLE MATERIAL: The 360° adjustable harness is made of quality material with soft edges and air mesh padding for comfort and breathability. The zinc alloy design and metal clasp enhance durability and adjustability. The handle provides extra control. 3. EASY ON AND OFF: The cat vest is designed for both comfort and functionality. Quickrelease fasteners make it easy to put on and remove. Adjustable neck and chest straps ensure a fit for your kitten while allowing room to grow. 4. SAFETY: The soft, breathable mesh lining keeps your pet cool, reduces injury risk from pulling, and maximizes comfort. For added safety, our escapeproof cat harness features reflective stripes to keep your cat visible at night.