S: neck girth 12 in, chest girth 13-16.5 in. Leash 59 in. Neck circumference is the first, weight is not the standard for size selection.
Material:Made from 100% polyester,durable breathable air-mesh material,comfortable for your pet.
Fashionable: Classic plaid pattern,fashion logo design,plastic buckle add security.
Recommend:Suitable for small breed dog and fat cat daily wearing,walking,running,hiking.
Note:It can't adjust around the neck,so please make sure dog's head can go over it.