Adjustable Nylon Collar Bulk Packs Our nylon bulk collars come in packs of quantity 25, 50, 75 and 100 and an assortment of colors. Sizes are available in 6 to 10 inch (xSmall), 10 to 16 inch (Small), 14 to 20 inch (Medium), 18 to 26 inch (Large). If you wish to have specific colors, please message us after placing your order and we will do our very best to meet your request :-) For special order size & quantity packages, please also message us with your needs. Each basic dog collar features a plastic quick-release buckle and a nickel-plated D-ring for leash attachment. These collars are durable, yet fashionable for all poochies! Additional Details ------------------------------ Product description: Adjustable Nylon Collar Bulk Packs Our nylon bulk collars come in packs of quantity 25, 50, 75 and 100 and an assortment of colors. Sizes are available in 6 to 10 inch (xSmall), 10 to 16 inch (Small), 14 to 20 inch (Medium), 18 to 26 inch (Large). If you wish to have specific colors, please message us after placing your order and we will do our very best to meet your request :-) For special order size & quantity packages, please also message us with your needs. Each basic dog collar features a plastic quick-release buckle and a nickel-plated D-ring for leash attachment. These collars are durable, yet fashionable for all poochies!