Bathroom mats are specially treated to be safe "Anti-Slip Silicone Backing: The bottom of the bath rug is made of high quality silicone material to prevent the mat from shifting and skidding, protecting you and family safe and cozy. Slightly used, the shower mat can tightly grip all kinds of floors including tile and wood" "Foldable and Save your space: Outdoor camping travel is easy to carry, you can put it in your bag or in the car. Also the mat can be used in bathroom, kitchen, living room, bedroom, doorway, patio, poolside, outdoor camping, beach, under grill, patio, deck etc. For camping showers or on sand and grass; excellent bathroom accessories"