{"product_id":"4-oz-27-s-glass","title":"4 oz 27\" S-Glass","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4 oz. 27-inch S-Glass\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e$8.95 per yard.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMinimum length - 4 yards.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"253\"\u003eS-Glass (or S-2 glass) is a premium fiberglass cloth engineered for high-performance surfboard construction. Originally developed for military applications, it offers around 30% greater tensile strength and 10–15% higher stiffness than standard E-glass.\u003c\/p\u003e\n\u003cp data-start=\"255\" data-end=\"508\"\u003eThis added strength improves impact resistance and helps reduce heel dents, increasing overall durability. With a slightly lower density, S-Glass laminations can be 20–35% lighter than comparable E-glass builds without compromising structural integrity.\u003c\/p\u003e\n\u003cp data-start=\"510\" data-end=\"655\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe result is a stronger, lighter construction - making S-Glass the preferred choice for competitive surfers seeking durability and reduced weight.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e* Rolled in one continuous length. Ships on roll separately from other products. \u003c\/p\u003e\n\u003cp\u003e* Get a full \u003ca href=\"https:\/\/shapersupply.com\/products\/shaper-supply-4-oz-27-s-glass\"\u003e109 yard roll for only $6.97 per yard\u003c\/a\u003e. \u003c\/p\u003e","brand":"Shaper Supply","offers":[{"title":"Default Title","offer_id":51574991290664,"sku":null,"price":8.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0168\/7050\/files\/SurfboardFiberglass.gif?v=1715894525","url":"https:\/\/shapersupply.com\/products\/4-oz-27-s-glass","provider":"Shaper Supply ","version":"1.0","type":"link"}