We offer free basic 1.5 index lenses on most prescription eyeglasses. We provide opportunities to upgrade and add features during checkout. We make shopping online for your glasses simple, efficient and safe
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Best Price Guarantee
If you find a lower price online within 14 days of purchase, we'll price match it!
The Oakley SI Ballistic M Frame 2.0 surpasses ANSI Z87.1 Industrial Standards for high-mass and high-velocity impact protection. Additionally the M Frame 2.0 meets MIL SPEC, MIL-PRF-31013.
Check the measurements inside your current frame for the best match.
Your glasses don’t need to match measurements exactly, use our size ranges to find the best fit.
143.2 mm
48 mm
132 mm
13 mm
Bridge Width
Temple Length
Lens Width
136 mm
Lens Width
Bridge Width
Temple Length
Extra-Small
Below 42 mm
Below 16 mm
Below 130 mm
Small
42-49 mm
16-18 mm
130-135 mm
Medium
50-54 mm
19-20 mm
136-145 mm
Large
55-58 mm
21-23 mm
146-150 mm
Extra-Large
Above 58 mm
Above 23 mm
Above 150 mm
* This is a general size guide reference. Depending on the style of the frame or brand you choose, some variance may occur.
If you don’t wear glasses
You only need a ruler and a mirror. All measurements are in millimeters (mm).
Frame widthMeasure across your face from one side of your forehead to the other, just above your eyebrows.This helps ensure the frame fits comfortably without squeezing or slipping.
Bridge WidthMeasure the width of your nose at the narrowest point between your eyes.A proper bridge fit prevents pressure or sliding.
Temple LengthMeasure from the side of your face to just behind your ear, following the natural curve of your head.This ensures the arms of the glasses sit comfortably and securely.
100-Day ReturnsReturn within 100 days if the fit isn’t perfect.Learn more
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Authenticity measures vary from brand to brand, including QR codes, certificates, and specific application of branding. What you see above is what this brand includes with their packaging to prove that the product is genuine.
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