This bathroom non-slip mat is suitable for every smooth bathtub. There are 112 suction cups on the bottom, which has super adsorption power. With 98 drainage holes, water can be discharged quickly. The high-quality pvc material is suitable for home use or as a gift to your family and friends. ★Specifications★ Dimensions: 37.5x68.5 cm/14.7x26.9 IN Material: PVC ★Cleaning instructions★ Rinse after each use to remove oily and slippery deposits that may be produced by various soaps and hair products. It is recommended to hang the mat on the bathtub or stick the mat on the wall with a suction cup after each use to keep the bath mat dry. ★Installation Notes★ Confirm that the bathtub must be clean and free of any dirt, stains or oil stains. (Do not use mats on textured surfaces) 2.Wet the bathtub with a small amount of water, then add water to the bathtub and start the shower, then place the suction cup underneath and center it. 3.Press down the bath mat by hand and fix it on the smooth bathtub. Please make sure that at least 8-10 positions have been vacuumed. After the installation is complete, the bath mat cannot be moved.（Repeat the above instructions, or if the mat is still moving, press each suction cup one by one） ★Notes★ Please note that there may be slight deviations in the measured size Due to the color of the monitor, the color of the pattern that everyone sees may have some deviations, all content is subject to the actual product, I hope you can understand.