Instead of the suction cup backing, this shower stall mat has soft rubber feet on the bottom, heavy-duty rubber mat when meets the water it will fix more firmly on the floor; Make sure it’s non-slip while keeping your feet away from the cold floor. Elevated design as natural drain holes, encourage water to flow past the shower floor mat without getting caught, no need to worry about blocking water. This nonslip shower mats can be used for a shower, bathroom, spa, sauna, or pool. Perfect for both indoor and outdoor use. After usage, rinse it with water or use a cloth to wipe it and then place it vertically in a ventilated area.