2.5cm wide x 56cm long, suitable for small to medium sized puppies under 56cm. Material: premium nylon webbing and padded mesh + sturdy frame and durable + reflective stitching. Non-slip collar: unique P-shaped design, perfect for dog training. Adjustable to easily control your pet. Thanks to the soft nylon mesh padding, your pet’s fur and skin are protected. Stainless steel hardware for exceptional strength. Reflective strips ensure good visibility at night. Beautiful, fashionable collar. We want your pup to show off their new collar, so be sure to measure the right size.