【Size M】Pls note that main photos are taken from L size. Size M - Neck 12.9-21.6"(33-55 CM), Width 3/4"(2 CM); suitable for Border Collie,Australian Cattle Dog,Norwegian Elkhound etc. 【Dog Collar with Name Plate】We use the laser to engrave your unique text on the buckle. Click "Customize Now" yellow button to input your Pet Name and Phone Number. 【Improved Buckle】We improved our buckles according to market experience and user feedback, Half metal and half plastic fasteners are equally strong, convenient and more lighter. and what's more,make no noise when you use it. 【Excellent Material】Made of high density polyester, which imparts softness and durability to the product. Made with weatherproof Zinc Alloy coated D-ring to add durability and will not rust. These collars are easy to wash and clean by hand. 【Comfortable & Stylish】Unique, vivid, and stylish patterns designed with your dog’s comfort and style in mind, From teacups to giant breeds, boy dogs or girl dogs, we have a special collar pattern that will show your pet’s unique personality. HQYDDMI Personalized Dog Collars - Customized Floral Geometry Dog Collar with Name and Phone Number - Adjustable for Small Medium Large Male Female Boy Girl Dogs(Flower Vine Black,M)