These PP or PVC made Welding helmets are wonderful options to safeguard head of working personnel against high temperature, fragmented metals and flying residue as well. Auto darkening feature of their lens protects eyes during arc welding process. To be precise, lens of these helmets automatically change to dark shade required to avoid high arc light which can otherwise lead to blindness. These PP products allow wearers to adjust sensitivity, darkness and delay as per welding needs. Light in weight, these helmets optimize comfort of users especially when worn for longer period.