The silicone beads are waterproof. You can wash it after long time use and without any trouble. The smooth touching of the beads on your wrist makes you fashion and comfortable. If you choose the key chain bracelet with a natural wooden bead, it can be continued to receive essential oils, perfumes and other fragrance liquids, leaving fragrance for a long time. The bangle keychain wallet not only makes you find the keys easily but also sets your hands free.