MICHI Collars are the affordable yet high quality choice for your pet's needs. They are designed in Italy and made from high-strength nylon fabric and sewn on decorative ribbons in colorful, cool patterns and designs. They are strong and durable dirt-repellent. All collars have metal connections attached to a lead that ensures safety and durability and safety lock buckles that can be securely locked at the touch of a button. Machine washable in cold, gentle cycle, air dried wiring harness available. Size XS width 15 mm dimensions 8 - 12 inches (22 - 30 cm) size S width 15 mm dimensions 10 - 15 inches (26 - 38 cm) size M width 20 mm dimensions 12 - 18 inches (30 - 45 cm) size L width 20 mm dimensions 15 - 21 inches (38 - 53 cm) size XL width 20mm Dimensions 1 8 - 24 inches (45 - 61 cm)