3M's innovative temple design features slotted ribs that provide comfortable pressure equalization, allowing the temples to flex and self-adjust to the size of the wearer's headSoft one-piece nose bridgeU6 rated polycarbonate lenses absorb 99.9% of UVA, UVB, and UVC rays between 200 nm and 380 nmCurved temples apply pressure to the less sensitive back of the head, instead of the temples, achieving a comfortable fit even during rapid head movementWorkers can feel confident wearing 3M eye protection that meets CSA Z94.3-20 standard and the Impact-Rated Protector requirement of the ANSI-ISEA Z87.1 StandardAdjustable ratchet temples allows user to adjust lens for facial features and eyeglass position