1.     Put Packed ice cube or small bottle beverage in ice bag, using them during running, biking, climb, exercising. Inside w waterproof layer, cube directly can be put in directly.

2.      Ice preservation effect, more than 2.5hours

3.     Can put Hot/cold gel pack+ice cube, cooling feeling towl+ice cube or use it as a normal bag.

4.     Use one button when walking, two buttons when running, totally no shaking problem.

5. Taiwan Utility patent : M602368,M605496.