Made of food grade silicone material, it is non-toxic, odorless, and the surface is specially treated with anti-fingerprint. It does not leave fingerprints, feels comfortable and easy to clean. The thickness of the airpods case reaches 3mm, and the elasticity is very good. It can effectively protect the airpods charging box, avoid falling and damage the charging box, and can fully protect the safety of the charging box. The bottom of the airpods case adopts an integrated dust plug design, which can be charged by opening the dust plug, which is convenient and quick, and effectively prevents dust from entering. Airpods case is equipped with a carabiner, which can be easily attached to a backpack, a handbag and a belt. Equipped with a headphone safety strap, which can be used to connect two earphones together to prevent the headphones from falling off or losing when running or strenuously exercising. 100% Satisfaction Guarantee: We are committed to providing our customers with the highest quality AirPods. If you are not satisfied with our products, you can contact our customer service staff and get a refund or return within 12 months.