Boson Clear Vue is a face shield that combines safety with style. It feels like a fashion accessory but doesn't compromise function. - Carefully engineered to fit all face sizes with good weight balance and nose support. - Optically Clear Impact Resistant Polycarbonate(PC). The same material used in Motorcycle Helmets and Military Grade Eye Wear. - Over the Ear Fit with nose Support. Tested for comfort on multiple facial structures and sizes. - Compatible for wearing with Masks and Eye Glasses. Anti Fogging eliminates the condensation from Masks and there is enough room for your Eye Glasses.