Available in 4 sizes: XS = width 1.5 cm, neck circumference 24 to 32 cm MATERIAL: Made of high quality leather with soft and solid surface, with sturdy stainless steel buckle and D-ring connector, strong enough to withstand heavy duty and anti-rust. Personalized Dog Collar: The collar is decorated with a personalized metal nameplate with the dog’s name, dog number, phone or any text of your choice in case your dog gets lost.