True-Fusion Rivets IQ1700 Solar Powered Auto-Darkening Welding Helmet Grind Mask with Massive view area 100mm x 53mm with FREE Storage Bag, Spare Lenses and Spare Sweatband included Auto Darkening with massive view area 100mm x 53mm with Grind Mode Extended shade control DIN 5 to 13 Fully adjustable delay and sensitivity functions FREE: Helmet Bag, 5 Spare Lenses, Spare Sweatband Unique Overall 'Rivets' Design Approved: EN379 1/1/1/2: 2009 CE, EN175-B, CSA Z94.3, ANZI Z87.1