Model: dual-lens with wide field of vision • Frame: polycarbonate with chrome-plated metal screw seats and stainless steel screws • Skirt: soft silicone in differentiated thicknesses, with broad textured surfaces. Areas in contact with the face created to achieve a perfect fit. Asian Fit version specially designed for more slender faces • Strap: Liquid silicone • LS Version: tempered glass lenses with special mirrored treatment (increases contrast and visibility) and metal effect frame (special scratch-resistant paint) • Optical lenses: options include negative -1.0 to -6.0 and positive +1.0 to +3.0 • Package: rigid transparent box.