Very simple and quick to install, and no damage to the wall, as this storage rack has a self-adhesive design that eliminates the need to drill holes. With a hollow bottom design with excellent ventilation, this storage rack allows your sponge to dry quickly and prevents dirty water from accumulating in the sponge. It is made of stainless steel. The length of the storage rack is 6 cm and the width is 6 cm. It is suitable for bathrooms, kitchens, showers and sinks. Item name: Drain holder hook Material: Stainless steel Features: Sturdy, self-adhesive, good load capacity Size details: Size: 6 cm x 6 cm/2.36 inches x 2.36 inches (approx.) Notes: Due to the difference in light and screen settings, the item's color may be slightly different from the pictures. Please allow a slight dimension difference due to different manual measurements. Package includes: Style 1 pc: 1 x drain holder hook or Style 5 pcs: 5 x drain holder hook