The ventilation hole, position design is reasonable。 the inlet & outlet air, and the internal flow guide are smooth.
EPS Environmental Protection Material Pillow PVC coating, high strength, safety and more reliable.
It's light and cute.
Moisture absorption and breathable, one-piece forming, high-density EPS raw material, firm and non-sunken, woven belts are made of PP chariots material with soft and comfortable feel.
360-degree dimension adjusting knob fixed system fits head more safely
