Made by Linear low density polyethylene (LLDPE), inner volume is about 180L.
Integrated form the shape, no lining joint inside, good for hygiene. 
Unique reinforced design in the outer cover make sure the strength and beauty of display as well.
polyurethane foam between the Inner liner and the outer cover increase the insulation properties. 
Easy to clean because of special designed drain at the bottom . 
Big wheels bear loading at the bottom,small wheels change the direction, this design increases flexibility and reduces the pushing resistance in the big wheels. 
Handle position is reasonable, with sloping liner, can unloading the ice quickly.