FirmFit Earplugs, Foam, Orange, Corded no checkout superior water wash out and water superior water wash out and water spray resistance and prevents galvanic corrosion Gas lenses provide a more efficient stream of shielding gas to the welding process The gas lens virtually eliminates turbulence in the gas shielding stream as it emerges from the nozzle Two piece construction Excellent protection in most medium to high noise environments Easy to insert requires less pressure to roll down and slow recovery rate allows for plenty of time to correctly insert in ear canal Distinct warning color makes compliance checks easy