Wiley-X P-17 Sunglasses Information NON-SLIP RUBBERIZED TEMPLES & NOSE PIECE EXCEEDS ANSI Z87.1-2003 HIGH VELOCITY STANDARD P-17GM NEW FOR 2009 Fits Head Sizes: M - LEyesize: 61/18, B: 36, ED: 63, TL120 (see "More Help" for more infomation on eyesize) Includes the following T-Peg Strap (EH409-4) Leash Cord (EH-492-1) Small Black Zippered Case (DM065L) Cleaning Cloth (A425) Wiley-X Prescription Information Authentic Wiley-X Prescription lenses available. Prescription range +2.00 to -3.00 total power (sphere plus cylinder) or +5.00 to -7.00 with Digiforce Digital technology lenses. Minimum PD of 60. ANSI rated frames so only polycarbonate lenses can be made into these frames. Additional coatings and tints can be added on prescription information page. Prescriptions can be made with Standard manufacturing (ASFSE lab) or in HD Digital technology (Wiley-X lab). New Wiley-X Digiforce digital RX lenses have been specially designed for Wiley-X high wrap frames. Point by point digital lens mapping delivers enhanced visual clarity and color contrast. Digiforce ensures a wider field of vision and more significant reading zone for high curve frames. This Wiley-X design can be optimized or customized to the wearer's prescription and face form. Estimated fabrication time: 2-3 weeks.