Product FeaturesA pet helmet is the perfect accessory if you take your pet for a hike, horseback ride or drive.It not only enhances your pet's beauty but also protects your pet's head.Drop-resistant and smash-resistant shell. High-strength corrosion-resistant, drop-resistant.The quick-insertion buckle is easy to control and can be adjusted at willABS material design. The helmet adopts a drop-resistant and anti-smashing shell, high strength, corrosion resistance, and anti-smashing.Internal design. There is a head pad on the top of the helmet, pets will not feel uncomfortable wearing it.Adjustable design. Using nylon straps and safety buckles, easy adjustment, safe and handsome to wear.Name:Pet Helmet Glasses Set.Color: Black.Size: S, M, L.Weight: S 55.4g ,M 80g ,L 110g.Suitable for: medium dogs, small dogs, cats.Material: ABS+frame cotton+polyester.S diameter: 9cm, head circumference 26cm.M diameter: 11cm, head circumference 32cm.L diameter: 14cm, head circumference 40cm.