The rollers rub against each other to evenly distribute the soap on the clothes and help generate foam, enhancing the soap's cleaning performance. Wide range of applications: The soap dish measures 6.6 x 7.1 x 12.2 cm, fitting most standard sizes of solid soaps, bar soaps, and handmade soaps available on the market. Suitable for laundry, hand washing, and bathing. Thoughtful design: Features an integrated spring to increase friction during use and a hollow structure that securely holds the soap in place. Maintains cleanliness: 2-in-1 function allows washing and storage without removing the soap, reducing slip risks and improving convenience. Includes water drainage and ventilation to prevent water buildup, keeping the soap dry and protected from dust and moisture. Ideal for both household and public settings, including home, school, office, hotel, restaurant, travel, and camping.