Tips for this cat harness: We re expanding size and color options! Measure your cat s chest and choose the right size from the chart before purchasing-different cat breeds may vary. It also fits small dogs measure their chest too. Escape-proof design: Strong Velcro wraps cats tightly 360degree(s), plus thick, durable webbing for double protection against escapes. The 5ft leash gives cats enough space to move and play outdoors. Ultra-light and comfortable: Made of breathable mesh, the vest is lightweight so cats feel no extra weight. Soft padding lets them wear it all day, perfect for walks and treks year-round. Easy to wear and safe at night: Unlike tricky harnesses, this one goes on in one step-easy to put on and take off. Reflective strips ensure safety during nighttime walks. Classic style: Solid color undershirt design with vibrant hues makes it a great gift for puppies and kittens. Available sizes: S(Chest 8-10""), M(Chest 10-12""), Xl(Chest 14-16""), Xxl(Chest 16-18"") .