WATERPROOF MATERIAL: Our shower mats are made of PVC, soft and skin-friendly, not stinging feet, a great choice for bathrooms such as homes, shops, hotels, hospitals, gyms, spas, pet clinics, etc. INTERLOCKING CUSHION TILE: Multifunctional modular interlocking flooring tiles mat is excellent choice for any wet of damp area; Perfect for placed in the bathroom and pool to prevent falling due to slippery. HOLLOW DRAINAGE: The shower mat has a modern hollow design, the bottom column, the total height is about 0.9cm, the hollow bottom allows the water to flow through and evaporate, and the drainage holes prevent the feet from being immersed in the water INDOOR OUTDOOR RUBBER PAD: The rubber utility mat is great for any type of flooring in the entryway, the garage, laundry room, on the patio, workshop, kitchens, offices and anywhere there is high traffic from outside, clean off shoes and trap dirt and debris in the perforated hole design of this all purpose entrance doormat; simply hose the mat with water to clean WET AREA TILE: These modular rubber cushion mats are 20x40cm/Piece, easy to trim to your desired size so that custom shaped areas and and re-configurable. Design for any wet or slippery environment, indoor or outdoor applications.