Ultra-light: the entire harness is less than 71g, the same weight as a car key. Your cat is free to walk after wearing and absolutely likes it! 360° wrap-around chest back: the pressure on the chest is even and safe to prevent pulling and suffocating and to protect the cat from the fragile trachea and throat without pain. Suture added to the chest: to better fit the cat’s neck and chest which has a strong three-dimensional feel. This anti-shedding cat sling has soft edges and elastic cushioning to prevent injury and escape. Size:S:Chest:9-11"/23-28cm and weight:3-6 lb/1-3kg;M: Chest:11-13"/28-33cm and weight:6-10 lb/3-4.5kg; L: Chest:13-15"/33-38cm and weight:10-16 lb/4.5-18kg. Product Description Lightweight and soft material, gently holding the cat’s soft body, no pressure, no burden. Sponge buffer layer, increases softness and breathability, relieves various pressures on the body, cats accept it more easily. Easy to wear and durable.Step into harness - Secure hook & loop fastener