Embeded stainless mesh offer protection from insects, sharp object
penetration and heat extraction up to 20%~~30% effective.
penetration and heat extraction up to 20%~~30% effective.
Adjustable strap specially made for helmet, YKK buckle specialized for helmet;
multi-patent strap fixture, avoid direct contact with face skin to prevent discomfort
multi-patent strap fixture, avoid direct contact with face skin to prevent discomfort
