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    Niche verticals May 23, 2027 5 min read

    Size Guide for Sunglasses Brands

    Sunglasses sized by 3 numbers: lens width / bridge / temple length (mm). Same as eyeglasses. Match to face dimensions for proper fit.

    The Chart

    Frame SizeLens WidthBridgeTemple
    Small42-46mm16-18mm135-140mm
    Medium47-51mm18-20mm140-145mm
    Large52-56mm20-22mm145-150mm
    Oversized57+mm22+mm150+mm

    FAQs

    Ray-Ban Wayfarer sizing?

    Multiple sizes: 50mm (smaller face), 52mm (standard), 54mm (larger face). Original Wayfarer was 50mm. Try sizes against your face — Wayfarer especially style-sensitive to size.

    Polarized worth it?

    Yes for outdoor sports + driving. Cuts glare from water, snow, road. Fishing + skiing especially benefit. ~$30-80 added cost.

    Need this on your store?

    Tailor Size Guide ships pre-built size charts for Shopify.