About this item [ Applicable Models ] Specially designed compatible with AirPods 4, NOT for other models. [ Multi-Angle Adjustable Hooks ] The length of these ear hooks can be adjusted, and the angle of rotation can also be modified, ensuring there's always a setting that best suits your ears. Made from Thermoplastic polyurethane (TPU) material, please adjust them to fit your ears. [ C-shaped Ear Hooks ] Stable C-shaped ear hooks will keep your AirPods securely in your ears and prevent them from falling out. Great for running, jogging, cycling, or doing other exercises. Made from Thermoplastic polyurethane (TPU) material, please adjust them to fit your ears. [ Silicone Wings Tips ] Ergonomic design ear hooks fit your ears perfectly and securely, providing a secure fit and comfortable listening experience. Great for running, jogging, cycling, yoga, and any other activities. [ Anti-Lost Strap ] Made of silicone material, this strap connects your earphones together to prevent them from fa