8in   12in Adjustable Collar Red, 2   12 lbs Dog By Majestic Pet Products 8-inch -12-inch Red Adjustable Dog Collar Puppy size dog collar made from 3/8-inch nylon webbing Tough durable plastic side release buckles Nickel plated welded steel D-rings and tri glides for easy adjustment Dimensions 8-12-inch L by 3/8-inch W