Materials: The helmet is made of ABS, cotton frame and polyester materials. There is a head pad on the top of the helmet, so pets will not feel uncomfortable wearing it. Unique Design: There are ventilation holes on the top of the helmet to allow internal air to circulate and prevent the generation of water vapor. At the same time, the helmet strap adopts adjustable design, easy to adjust. Adjustable: The helmet chin strap is a combination of nylon strap and safety buckle, which can be adjusted. The adjustable length is 16.5-19cm/6.5-7.48inch, which is very easy to adjust. Pets are safe and beautiful to wear. Head Protection: The helmet can not only cushion the blow in the event of an accident, but also protect your pet from stones and other debris that may be thrown from the road during the ride. It is a simple and effective protection tool. Wide Range of Applications: Pet helmets are suitable for small dogs and cats. When dogs and cats sit on motorcycles, bicycles, cars or go out to play, the helmets can protect the heads of dogs and cats.