Billow Bling Studded Rhinestone Shimmering PU Leather Dog Collar Pet Collar with Zinc Alloy Buckle (Blue, XS) Fashionable and personalized designed for your pet, please check the size before confirm order XS(x-small): total length:0.6*11.8 INCH (1.5*30CM); Suitable for neck perimeter size:7.9-10 INCH (20-26CM) S(small): total length:0.6*14.5 INCH (1.5*37CM); Suitable for neck perimeter size:10.6-12.9 INCH (27-33CM) M(medium): total length:0.8*16.5 INCH (2*42CM); Suitable for neck perimeter size:11.4-14.9 INCH (29-38CM) Shimmering PU leather collar designed with sparkly rhinestone, zinc alloy buckle for fastening.