cr (coolrunning) by jonghyun park from korea

When cycling, people spill lots of sweat and feel hot and thirsty.In this situation cool water helps people healthier and more energetic.
But if you prepare water before the cycling, that water already becomes the tepid water.
At that time your choice was only one that you buy the water in the store.(But you know that many times there is no store nearby cycling course.)
CR has solved this problem by eco-friendly.
CR(cool running) ia a attached-bicycle cooler.
CR is helped you to drink cool water any time you want.
CR has 3 characteristics
1. CR has no use an electric power.
2. CR is only need your leg's power.
3. CR is always giving cool water when you are cycling.