[V-cup design] This floor drain is a V-cup design, with smooth drainage and faster water discharge. The fold design between the curved links can strongly prevent backflow, odor and peculiar smell of sewer pipes, and block insects and bacteria. [Wide use] Shower drain can be widely used in bathrooms, toilets, kitchens and basements with sewers. Every family needs it. [Environmental protection] The floor drain is made of high quality silica gel. No peculiar smell, non-toxic; support your familys health. [Durable and effective] After stretching, there is no need to worry about deformation, super flexible, durable; strong anti-corrosion effect. [Package includes 2 pieces of floor drain] How to use floor drain? Plug and play, only four simple steps 1. Place the deodorant core on a properly drilled floor drainage plate. 2. Place the deodorant core flat on the floor drain. Shipped quantity: 2 sets of floor drain cores