Customer First: If you have any problem or dissatisfaction with our products, please feel free to contact us, we can exchange or refund. Comfort and Lightness: The soft edge won't irritate your cat's body, and the mesh lining is breathable and lightweight that won't compress your cat. The simple design is convenient and practical, your cat will even forget it is wearing this harness. Reflective Strips: Reflective strips on the back and chest increase visibility and ensure safe travelling at night. This snug cat harness and lead set is ideal for daily walking, jogging, training, travelling and other outdoor activities. Adjustable Cat Harness: Please measure your cat's chest circumference first and then refer to the size chart to choose the right size. There are 3 sizes: S fits chest 22-28cm, M fits chest 28-34cm, L fits chest 34-40cm. The cat harness and leash set includes a lightweight cat harness and a 1.4 m nylon leash. Double Velcro: Simple one-piece cat harness comes with dual velcro straps that are easy to put on. Both the neck and chest velcro can be adjusted to suit your cat's size, for a better fit and escape prevention.