You can imagine how cool you will be when you travel with this helmet. It is light, durable and convenient. This classic helmet will never go out of style! It can be used as a fashion item for you, or as a holiday gift for your friends and family. This is a very good choice! Antique helmet: DOT certified quick release buckle: The helmet has a quick release buckle, which can be operated by one hand, and can be opened and closed easily even when wearing gloves. Size and weight: The product weighs 750 grams (+- 50 grams), and is available in sizes M, X, and XL. To find the right size, measure your head circumference at the widest point above your ears. 100% vegan: The whole production process is vegan, using only artificial leather. Thermoplastic polymer: The thermoplastic shell provides reliable protection and is extremely light, which can significantly improve the wearing comfort. Package: helmet+glasses. If you are satisfied with my products, I hope you can give us some advice. This is important not only to me, but also to other friends who need this product. If you encounter problems, we will provide timely service for you.