These bath balls use a new knotting technique to make each bath sponge core very strong and durable. They will not collapse easily.The right size-each bath ball is suitable for most adults and children. They are the ideal size for easily removing keratinous dirt and forming richer and longer foam.These bath balls are made of skin-friendly, soft and smooth materials. An attractive body with a gentle texture that can peel off your skin.Multiple colors-There are four colors to choose from, including elegant and classic colors, so you can match them with the bathroom decor. Each family member can choose their own color. It is also a good idea to send these exfoliating shower pots as gifts to the hot spring basket, or to friends and relatives.The hanging knot design of the bath ball makes it easy to dry. Just hang some shower hooks or caddies in the shower room, and then hang the bath ball to dry.