SIZE:Medium Strap width 1", neck & chest girth adjustable from 17"-26" SAFE & NO CHOKE: The harness's design is unique and safe, It safely controls light to moderate pulling by resting across your dog's chest instead of his throat. SUPER DURABLE: The harness is equipped with rose gold snap-on and O-ring buckle, gorgeous and shiny yet heavy duty. The harness can be adjusted by roll buckle, and metal buckle is more durable that ordinary plastic buckle. Meanwhile, the strong cotton webbing on the inside, which imparts durability to the harness. WELL MATERIAL: The harness ia made of velvet, it is very soft and comfortable, At the same time, velvet is also smooth texture and colorfast. It will not hurt the dog. BEST SERVICE: The harness can be returned or exchanged, please rest assured to buy. Whether you accidentally purchase the wrong size or harness has any quality problems, we are happy to assist. Please contact us freely. welcome to AEING PET.Please pay attention to the following information SIZE CHARTX-Small: Strap width: 1/2", neck&chest girth adjustable from 12.5"-16"Small: Strap width: 4/5", neck&chest girth adjustable from 14"-21"Medium: Strap width: 1", neck&chest girth adjustable from 17"-26"Large: Strap width: 1.2", neck&chest girth adjustable from 24"-38" Product Care InstructionsWe recommend hand washing and laying flat to dry. The metal can get scratched if placed in the washing machine.