This is a customized storage box for Apple airpods max/max II Bluetooth headphones. It is made of PU leather and EVA material, with a smooth zipper, compatible with Apple's original sleep headphone case. It can be used when you are not wearing the original headphones, and can put your airpods max to sleep and wake up even when they are in the case, which is not only good for protecting and storing your precious headphones, but also convenient for you to use.