Welding PAPR System Belt-Mounted Size Universal Includes Storage Bag Welding Cap Starter Kit Intrinsically Safe No Suspension Adjustable Hardhat with Faceshield and Welding Shield Headgear Included For Use With Compatible with All 3M Speedglas Filters Mfg. No 9100 (V X XX) Window Material Polycarbonate Standards Meets ANSI Z89.1 - 2009 Type 1 Class G Hard Hats Meets ANSI Z87.1-2010