{"product_id":"costa-mainsail-xl-matte-black-blue-mirror-580g","title":"Costa Mainsail XL – Matte Black \/ Blue Mirror 580G","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eMainsail XL is the larger version of Costa's Mainsail hybrid frame. It features micro side shields and hooding to reduce peripheral light, vented nose pads to help prevent fogging, and retainer-ready temple tips. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBlue Mirror 580G\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e lens is designed for very bright, full-sun conditions, particularly open-water and offshore fishing. \u003c\/span\u003e\u003c\/p\u003e","brand":"Costa Del Mar","offers":[{"title":"Default Title","offer_id":53953981481243,"sku":"913103","price":285.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/9795\/7147\/files\/Screenshot2026-09-16at7.14.21AM.png?v=1789557267","url":"https:\/\/shop.hiddencovemarinamc.com\/products\/costa-mainsail-xl-matte-black-blue-mirror-580g","provider":"Hidden Cove Marina","version":"1.0","type":"link"}