Product description Color: pink + gray, red + blue Size M: (38-51CM); Size L: (50-66CM); Material: Nylon Package content: 1*pet collar 1.MATERIAL- These collars are constructed with premium strong nylon webbing. Our collar is as smooth and soft as grosgrain,no irritation to pet skin. 2.DURABLE: Made with highly durable, abrasion-resistant nylon webbing to ensure durability with curved nylon buckles. All ends are hot-cut to prevent fraying. 3.EASY TO CLEAN: Dish soap and warm water make for a quick and thorough wash. Waterproof and mildew resistant to minimize stink. Limited lifetime warranty covers manufacturing and material defects. 4.Tough: Pull tested to over 246KG. For use with large and small dogs. UV/stain resistant with a powder-coated, heavy-duty steel d-ring with welded seam for guaranteed leash clip reliability. 5.Adjustable size buckle-The adjustable system is convenient to adjust the neck circumference, saving time, durable buckle design, easy to put on and take off, strong and durable.