Marshmallow Softness: Utilizes high-quality sponge material enveloped in a silicone cover, providing a soft and gentle touch reminiscent of marshmallow softness.  Complex Internal Structure: Small beads and long ribs are arranged to fill the gaps between larger beads, offering a unique and intricate sensation during use. Reusable Design: The waterproof structure allows the internal sponge to dry effectively, enabling repeated use.  Dust-Repellent Coating: The supple silicone cover and dust-repellent coating help maintain a clean and smooth texture over time.  Drying Stand Included: The included cap can be used as a drying stand, facilitating hygienic air drying after use.  Product Size: D3.35×W3.43×H6.50in.