Hundreds Of Suction Cups & Strong Grip: Non-slip bath and shower mats feature 247 special big powerful tight suction cups. The big suction cups adsorption stronger than other small suction cup, that help to hold in place on smooth, clean surfaces. Larger Size And Drain Holes: Extra long bathtub mat 39 x 16 inches provides maximum coverage, the oval mat for tub is equipped with 112 big drainage holes throughout to allow water to circulate. Safe Material & Soft: Bathtub mat is made of safe and soft TPE material which is BPA Free, Phthalate free, Latex Free, No Smell, No PVC. The soft and safety bath mat takes a enjoy bath shower time, don't hurt your feet. Caring for the safety of family and kids. Machine Washable & Cleaning: Durable tub mats for toddlers kids can be machine washed. Wash in your washing machine on cold with gentle detergent (no bleach) and air dry. Warning: Prevent Falls: Unpack, re-rolling mat on the reverse side in several times. Tub mat will only attach to clean, smooth surface. Not for using on textured, tiled, or non-smooth surfaces.