bump cap: ANG-3 material: PE features: Good air penetration and beautiful looking-at.

ANG-3: bump cap (working hat)

Material & structure of shell:1.Material:HDPE2.Ventilations on both sidesStructure of helmet liner:Plastic,four points,insertingrivet button connectionLock type of back hoop:Inserting styleLock type of chin band:Elastic cord,chin support

PE bump cap