Material: the helmet is made of high-quality ABS, which is durable, and the hat has a long service and has no bad smell to make dogs feel uncomfortable. Light Weight: it is perfect for outdoor walking, and it is not heavy so that dog even cannot feel it. Protect: it can promise the safety for dog and protect their heads when they are riding bicycles to prevent them from injuring. More Choices: there are several colors and three sizes, and you can choose one as the gift for your dogs according to the hobbies and sizes of your dogs. Ornament: the bright color and fashion appearance can make your dogs more attractive and adorable.