These safety goggles are intended for welders. Their lenses are rounded with shade number 5. They are perfect for autogenous welding, as well as welding with torch and flame. Comply with EN 166/EN 175. They are sold in packs of 12 units. Their frame is made of soft PVC and has six ventilation holes. They are ideal for those who wear prescription glasses. The fact that they can be folded makes them very practical and comfortable to use.