This product comes in two sizes.The small product size:unfold:24.8*20*8.5cm,fold:24.8*20.8*3cm.The small product weight:101g. The large product size:unfold:29.5*23.7*9.5cm,fold:29.5*23.7*3.5cm.The large product weight:143g. This folding water tray can be used to hold water.Its design is foldable,so it can be stored at any time.