Made in Maine with high quality materials like marine grade nylon webbing, each dog collar features a brass D-ring and durable plastic side release buckle. Available in sizes for any of your furry friends, and field tested on dogs that swim in saltwater, hike in the wilderness, and brave Maine's winter snow. Sizing: Small 14-18 inches, Medium 18-22 inches, Large 22-26 inches, X-Large 26-30 inches. Made by Belted Cow.