Breathable Mesh Design, Soft and Comfortable, Suitable for All Seasons: Lining fabric soft, external mesh design, wear comfortable. Under the protection of force, the four seasons are suitable. The lining is breathable mesh, which ensures a soft dog harness without choking the dog's hair. Lightweight Design: Overall lightweight, wear safe and more comfortable, the dog can move freely. In line with canine engineering design. Minimum size weighs about 133g, maximum size weighs about 183g. Strong and Durable Material: All hollow-out buckle, strong and durable, still strong in extreme cases. Hardware fittings do not rust, do not deform, do not leave fingerprints, tough and durable. Burst also Do Not Choke Neck: Chest and abdomen padding can be balanced power, can be long-term wear. Note: The size of the dog vest harness is small. If your dog size is in the middle of the size, please choose the larger size.