Premier ECO Quick Snap Dog Collar -made of 100% recycled Plastic Milk Cartons Soft & Supple Webbing Unmistakable Premier craftsmanship Durable Brushed nickel hardware Adjusts 13" - 20" Collar with Quick Snap Buckle made of 100% recycled plastic milk cartons The contoured quick release buckles assures easy on and off; D-ring leash attachment made from durable and attractive brushed nickel hardware; Webbing is soft and supple, yet strong; Matching leash available. Adjusts from 13 to 20 inches Durable Brushed nickel hardware Adjusts 13" - 20"