HIGH QUALITY MATERIALOur case is made of high quality PU leather. Each case comes with a high quality carabiner, very convenient to carry and use. You can easily use the case to keep it where you need. Compatibility: Tip: The package includes 5 key rings. Easy to use : Flexible circular design, easy to quickly unlock or lock the key fob. The keychain included in the package allows you to attach the tracker to keychains, suitcases, wallets, pet collars, etc. If you lose an item or your pet goes missing, the app "finds its location on the tracker. Five-piece design: Protective sleeve. You can attach cases where you need it, such as your pets, keys, parents and children, so that you can monitor them Wide range of applications: The protective cover can be attached to any what an all weather item.Can be used for car keys, schoolbags, dog leashes, valuables etc. Color: yellow, brown, black, red, blue, Material: The protective cover part is made of PU leather high quality and the lock part is made of metal Features and uses: Protects the exterior of the tracker from wear and tear. it can be placed on pets, children and valuables to prevent loss. Packing list: 5 sleeves protection