The earphone case is constructed from a combination of TPU and PC, offering a balance of flexibility, durability, and strengthIt features a split design, which enhances its structural integrity and aesthetic appeal. The split design likely contributes to a more tailored fit for the earphone and possibly makes the case easier to handle and useThe lockable function can firmly fix the upper cover of the shell, and you can easily open the top cover with one clickThe case supports both wired and wireless charging for your earphone case. The front LED remains visible to show the charging status. The front LED remains visible to show the charging statusAn included portable aluminum alloy carabiner allows you to conveniently take your earphone case with you during outdoor activities like climbing, hiking, and travelingCompatible with:AirPods 3Package included:1 x Protective Case1 x Hanging HookOther items not included