MSA Skullgard Welders Hard Hat #482002,Ergodyne Hard Hat - 8973 - Skullerz - White - Full Brim - Ratchet Suspension - Adjustable Vent - Type 1 Class C,MSA 462638 Skullgard Cap Style Hard Hat with Staz-On Pinlock Suspension | Non-slotted Hat, Made of Phenolic Resin, Radiant Heat Loads up to 350F - ,Ergodyne 60154 8973 Skullerz White Full Brim Ratchet Suspension,MSA 482002 Skullgard Cap Style Safety Hard Hat with Fas-Trac III Ratchet Suspension, Welders Lugs Attached | Non-slotted Hat, Phenolic Resin, Radiant ,