The Otis, a lightweight, square, stainless steel frame, crafted with precision for lifelong wear. Suitable for most face shapes and sizes. REACH-compliant stainless steel 100% UV protective Carl Zeiss Vision CR39 lenses Japanese 3-barrell stainless steel hinges Teflon-coated hinge screws to reduce floppy arms Includes protective case, cleaning cloth and box for storage Frame width: 128.5 mm Frame height: 41.4 mm Lens width: 49.5 mm Nose width: 19.5 mm Temple length: 140 mm Lens While the blue tint enhances the contours around objects and improves color perception, it can also have a calming effect on the eyes. Wear blue lenses to reduce glare during misty, foggy, and snowy conditions. All our lenses feature anti-scratch and anti-reflective treatment with 100% UVA/UVB protection. Made by renowned German lens- and optics manufacturer Carl Zeiss.