{"product_id":"ray-ban-rb4640f-710-m2-52mm-square-polarized-tortoise-havana-sunglasses-brown-gradient-lens","title":"Ray-Ban RB4640F 710\/M2 52mm Square Polarized Tortoise Havana Sunglasses Brown Gradient Lens","description":"\u003cp\u003eThe \u003cb\u003eRay-Ban RB4640-F 710\/M2\u003c\/b\u003e offers a modern square interpretation of classic acetate eyewear, finished in rich tortoise. Engineered with a Low Bridge \/ Full Fit (F) design, this frame provides enhanced comfort and a stay-put fit for higher cheekbones and lower nose bridges. Outfitted with polarized brown gradient lenses, it combines upper-edge sun protection and crisp glare reduction with seamless lower-field visibility.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFull Fit Design (F-Suffix):\u003c\/b\u003e Features molded nose pads and specialized frame geometry to prevent slipping and pinch points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePolarized Gradient Lenses:\u003c\/b\u003e Smooth brown gradient tint eliminates reflected glare while keeping lower sightlines clear and natural (Category 3P).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eLightweight Acetate Construction:\u003c\/b\u003e Classic Havana tortoise frame paired with clean flush hinges and raised silver Ray-Ban temple logos.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eComplete Packaging:\u003c\/b\u003e Includes signature Ray-Ban tan leatherette case and branded outer silver box.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e Ray-Ban\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eModel:\u003c\/b\u003e RB 4640-F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eColor Code:\u003c\/b\u003e 710\/M2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFrame Material:\u003c\/b\u003e Acetate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFrame Color:\u003c\/b\u003e Tortoise \/ Havana\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eLens Color:\u003c\/b\u003e Brown Gradient Polarized\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSize:\u003c\/b\u003e 52-20-150\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eModel Number \u0026amp; Specs\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eModel Name:\u003c\/b\u003e Ray-Ban Square Sunglasses (Full Fit \/ Asian Fit)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eModel Number:\u003c\/b\u003e RB 4640-F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFull Code:\u003c\/b\u003e RB 4640F 710\/M2 52☐20 150 3P\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFrame Color:\u003c\/b\u003e Tortoise (Havana Acetate)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eLens Color:\u003c\/b\u003e Brown Gradient Polarized\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eLens \/ Bridge Size:\u003c\/b\u003e 52mm \/ 20mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTemple Length:\u003c\/b\u003e 150mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vision Optics","offers":[{"title":"Default Title","offer_id":55161264308523,"sku":null,"price":54999.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/9368\/3243\/files\/ChatGPT_Image_Aug_31_2026_01_19_02_AM.png?v=1788164415","url":"https:\/\/visionoptics.pk\/products\/ray-ban-rb4640f-710-m2-52mm-square-polarized-tortoise-havana-sunglasses-brown-gradient-lens","provider":"Vision Optics","version":"1.0","type":"link"}