Features: Excellent and refreshing look Adjustable head circumference It's perfect for construction sites, roads, tunnels,industrial and mining,Outdoor Activity,etc. Description: Colour:White/RedHard hat:ABS material,the inner headband is made of PE material. Transparent protective PC lens,can move.(high-strength PC material has a sand-proof and splash-proof function that protects the eyes of helmet users.) Breathable holes Quality inspection: conform to European standards EN 397 Function: 8-point link lining, strong shockproof effect Protective objects: all kinds of splashes, high-altitude falling objects