Using high-density rubber material, non-toxic, healthy, anti-mildew and blackening, strong toughness, no deformation, long service life. The bottom is covered with multiple powerful suction cups, which fit the ground tightly and have a high anti-slip index. The design of venting holes can drain water quickly without leaving dirt. The fine uneven texture, effictively anti-skid and not rusty. It can be placed at a right angle of 90 degrees, and can be pasted anywhere, and it does not take up space for drain storage. Shower mats suitable for inside or outside the bathtub, under the sprinkler, near the washbasin, on the bathroom floor etc.