The lightweight and comfortable Fit-Over Style can be used as a standard frame or will fit over existing glasses. Perfect eye protection for kiln work, the Fit-Over Style offers scratch-resistant polycarbonate SB-Series lenses with Sodium Flare, UV and IR protection. The durable plastic frames with side shields and adjustable side arms extends the eye protection all around. 

SB-Series: Slightly darker than the "S" series, the “SB” series of Lampwork Eye Protection are typically used for the soft glass or clear borosilicate glass lampwork, as well as for glassblowers and kiln workers. Offers Sodium Flare, UV, and IR protection.