V-cup shape design,This floor drain is designed in V-cup shape, ensures smooth draining and faster water flow. Folding creases between the linkage design, can strongly prevent backflow, stinky smell and odor from sewer pipes, and block insects and bacteria. Wide applications,Shower drain seals can be widely used in bathrooms, toilets, kitchens and basements with sewers. Necessary for every family. Environment friendly,This floor drain is made of high quality silicone. No odor and no toxic; Safeguard for your family's health. Durable efficient,Don't worry about deformation after stretching, super flexible, durable and long lasting; Strong anti-corrosion effect. Package included 2 pack floor drain,