Features:1. moderate hardness， PVC material2. sucker fixed way， applies to most bathtub3. wooden and plastic bath tub surface is very rough， so you can not use this product4. If the suction cup and the surface of shampoo and bath soap attachment， easy to slipSize: 21X31cm Material: PVC， smelless Color: Blue，White(What is your favorite color， please give us a message， or we will randomly ship)