The pet helmet is made of high quality ABS material which is lightweight, durable and drop proof.If you take your pet with you for hiking, horse riding or driving, the pet helmet is the perfect accessory. It not only enhances your pet's beauty, but also protects your pet's head. It is recommended that you use pet goggles to make your pet more visible.The surface of the dog helmet can be customized based on the creativity of the owner. For example, stickers that match the holiday atmosphere can be attached for Halloween, Christmas or New Year and other public holidays.M: Helmet adjustment strap 25.4cm, diameter 11.4cm, helmet circumference 39.1cm Please measure the head and chin of your pet before buying and choose the right size for your pet.Suitable for small and medium-sized cats and dogs, please ensure that the safety buckle is attached when carrying.