Water is the source of life. At the same time, water can be "invisible" or tangible. It is placed in a cup, it is "cup-shaped", placed in a pot, it is "pot-shaped", placed in a bottle, It can be a "bottle" type. The design of the drain pad is inspired by the flowing water washing the riverbed, continuously extending outward, and gradually forming a stream.

The groove texture of the arc surface can make the residual water in the cup fall into it, converge into one body, increase the volatile area of the residual water, and also facilitate the user to clean up.