“Jumony” is a water pouch which is made of silicon that enhances the convenience of its portability. The new approach of the design of Jumony applied the characteristics of silicon into its shape; flexibility, so that people can use it by rolling it which maximizes the efficiency of its portability. It consists of 8 colors and 3 series of EASY, URBAN, WILD and the capacity of 550ml. Its double-valve structure of the Smart cap prevents the water leakage. The silicon part is made up of platinum silicon which had no detection of toxic substance or endocrine-disrupting chemicals. This allows the scientifically-proven usage of Jumony with boiling water as well as sterilizing in microwave.