Extra Large SizeThe large 40L x 16W bath mat will almost completely cover your tub or shower stall in homes, gyms, hospitals, hotels and other living areas and feel great on your feet.Strong Suction Cups This bath mat features 200 strong suction cups that keep the mat sticking well and staying on smooth surfaces.Good drainage A total of 176 drainage holes (including 12 super drainage holes) drain water quickly and keep the mat dry and clean.High Quality Material Made of eco-friendly material, durable and safe, BPA-free, latex-free and no toxic smell. It is safe and gentle on the skin. Machine washable and easy to clean. Just throw it in the washing machine and let it air dry.Good to knowThe mat only attaches to smooth, clean surfaces instead of textured, tiled or non-smooth surfaces.To prevent falls, dampen the bathtub with a little water before filling the bath mat, then press on the bath mat with your hands to firmly fix the suction cups on the smooth bathtub.