{"product_id":"rolf-tana-m-optical","title":"Rolf Tana M Optical","description":"\u003c!-- VO-SEO-INTRO --\u003e\n\u003cp\u003eThe Rolf Tana M is an optical frame made from Substance, Rolf's proprietary plant-based material derived from castor beans. 3D printed in the Tyrolean Alps, Austria with a patented Flexlock hinge, each frame is lightweight, flexible, and fully sustainable. Rolf Substance won the European Green Award for pioneering eco-friendly eyewear design. Available at Visionary Optics' three NYC locations or online with same-day ZEISS prescription lenses.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eSubstance is made from the purely plant-based material of the castor bean and impresses with its fantastic wearing comfort, robustness and simultaneous lightness. The patented Flexlock® hinge makes the frame flexible and very durable at the same time.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHandmade in Austria\u003c\/li\u003e\n\u003cli\u003eSustainably produced\u003c\/li\u003e\n\u003cli\u003ePlant-based material\u003c\/li\u003e\n\u003cli\u003eHigh-quality lenses\u003c\/li\u003e\n\u003cli\u003ePatented Flexlock® joint\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMeasurements\u003c\/strong\u003e\u003cbr\u003eA:50 B:42 DBL:18\u003c\/p\u003e","brand":"Rolf Substance","offers":[{"title":"01 Gentle Black Grey","offer_id":48015379628186,"sku":"3RD 33825 3RD 33966","price":625.0,"currency_code":"USD","in_stock":true},{"title":"07 Gentle Stone Grey","offer_id":48015379660954,"sku":"3RD 27468","price":625.0,"currency_code":"USD","in_stock":true},{"title":"21A 01 Gentle Black Grey","offer_id":48015384903834,"sku":"7TH 35993","price":675.0,"currency_code":"USD","in_stock":true},{"title":"20C 01 Gentle Black Grey","offer_id":48015384969370,"sku":"7TH 35994","price":675.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/1661\/3786\/files\/PBM150-Rolf-Substance-M-135-b4-Tana-blackgrey-front-bgfix.jpg?v=1778804554","url":"https:\/\/visionaryoptics.com\/products\/rolf-tana-m-optical","provider":"Visionary Optics","version":"1.0","type":"link"}