{"product_id":"suns-tea-double-wall-borosilicate-glass-tumblers-set-of-2-20oz-highball-insulated-condensation-free","title":"Sun's Tea double-wall borosilicate glass tumblers — Set of 2 20oz highball, insulated \u0026 condensation-free","description":"\u003cp\u003e\u003cstrong\u003eThese Sun's Tea 20oz double-wall borosilicate glass tumblers are insulated highball cups designed to keep beverages at their intended temperature while preventing condensation and delivering a hefty, premium feel.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineered from pure borosilicate glass, this two-piece set combines durable construction with everyday convenience. The 20-ounce capacity and tall highball silhouette suit a wide range of drinks — from carbonated beer and mixed cocktails to iced tea, lemonade, and smoothies. The double-wall build limits sweating on the exterior, reducing the need for coasters, and the pinhole-free manufacturing helps preserve long-term insulation performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these tumblers manage hot and cold drinks effectively?\u003c\/h3\u003e\n\u003cp\u003eThe double-wall cavity creates an insulating air layer between inner and outer glass surfaces, slowing heat transfer. That means cold drinks stay cooler longer without forming exterior condensation and warm drinks remain comfortable to hold.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e20 oz capacity suited to large servings and ice.\u003c\/li\u003e\n  \u003cli\u003eDouble-wall air gap reduces thermal transfer and condensation.\u003c\/li\u003e\n  \u003cli\u003ePinhole-free construction prevents moisture from entering the wall.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these tumblers durable enough for everyday use?\u003c\/h3\u003e\n\u003cp\u003eMade from real borosilicate glass, these tumblers are more resistant to thermal shock than standard soda-lime glass. They’re built to handle daily handling and have been impact-tested to ensure robust performance under normal conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePure borosilicate material for improved strength.\u003c\/li\u003e\n  \u003cli\u003e12-inch freefall ice-ball impact tested for durability.\u003c\/li\u003e\n  \u003cli\u003eSolid 1 lb weight for a sturdy, premium hand-feel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow convenient are they for kitchen use and storage?\u003c\/h3\u003e\n\u003cp\u003eThe tumblers are designed for modern kitchens: microwave-safe for reheating, dishwasher-safe for easy cleaning, and freezer-safe for cooling beverages or chilling glassware. A few simple handling precautions will extend life and preserve insulation effectiveness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe in microwave, dishwasher, and freezer according to manufacturer guidelines.\u003c\/li\u003e\n  \u003cli\u003eHandy tall profile fits most refrigerator door shelves.\u003c\/li\u003e\n  \u003cli\u003eAvoid dropping heavy metal utensils into the glass to prevent mechanical shock.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat size and shape should I expect for different drinks?\u003c\/h3\u003e\n\u003cp\u003eThese tumblers measure approximately 7.3 inches tall and 3.2 inches wide, offering a highball shape that accommodates tall cocktails, beers with headroom, and smoothies with plenty of ice. The wide mouth also makes stirring and pouring simple.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e7.3\" height and 3.2\" diameter for tall pours and ice.\u003c\/li\u003e\n  \u003cli\u003e20-ounce volume fits large servings and mixed drinks.\u003c\/li\u003e\n  \u003cli\u003eSet of two for paired servings or rotating use when washing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: These Sun's Tea tumblers suit home bartenders, outdoor entertainers, and everyday households that want glassware combining insulation, a premium weight, and easy care. Choose this set if you prefer real borosilicate glass over plastic, need versatile drinkware for both hot and cold beverages, and value a condensation-free exterior and dishwasher-safe convenience. If you want a lighter or smaller cup, consider Sun's Tea 16 oz options instead.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I put these tumblers in the dishwasher?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They are dishwasher-safe, but avoid dropping heavy utensils into them to prevent mechanical shock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these made of real glass or plastic?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are genuine borosilicate glass, not plastic, built for thermal resistance and durability.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Sun's Tea","offers":[{"title":"Default Title","offer_id":49211427553499,"sku":"B00GWACVEA","price":67.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/1188\/3483\/files\/suns-tea-front-packaging-glass-tumblers.jpg?v=1788293887","url":"https:\/\/homelypantry.co.uk\/products\/suns-tea-double-wall-borosilicate-glass-tumblers-set-of-2-20oz-highball-insulated-condensation-free","provider":"The Homely Pantry","version":"1.0","type":"link"}