Type:Rhinestone Dog Collar PU Leather Small Medium Dogs Chihuahua Yorkie Pug Necklace Material:PU leather 5 Colors:Pink/Blue/Black/Red/Hot Pink Features: PU leather,soft and comfortable to wear 1 row rhinestones,diamond buckle,blingbling shining Alloy metal buckle and D ring, not easy to rust and corrode Size: 5 holes for size adjustment Size Width(inch/cm) Neck for(inch/cm) Length(inch/cm) S 1.0"(2.5cm) 11-13"(28-33cm) 14.5"(37cm) M 1.0"(2.5cm) 12-15"(30-39cm) 16.5"(42cm) Note: Please measure your pet's neck size before your make an order.That's important! Please allow 0.5-1"(1-3cm) error due to manual measurement.Thanks a lot!