Anti Slip: Securely holds books, phone, and wine glass in designated slots, making it an essential bathtub accessory for a wonderful bath experience. Expandable Sides: The expandable bathtub shelf is an additional space that can easily organize your bathtub and shower necessities. The bathtub tray is retractable and suitable for most bathtubs. Both sides can be stretched and pulled back. Space Saving: Retractable shelves make your bathroom look cleaner and provide convenient storage for small items. Retractable Design: Our bathtub organizer features multiple drainage holes and a retractable design on both sides. Please rest assured to use. Scope of Application: Our bathtub tray can be placed in the kitchen sink to fruits and vegetables, dishes, and chopsticks, as well as in the bathtub to hold shower balls and other toiletries.