This 500ml ultra-flat rectangular glass whiskey bottle with unique spherical wood stopper is designed for upscale premium spirits and large-volume bulk export to global liquor markets. Constructed from heavy food-grade high-clarity super flint glass with thick solid walls, this empty spirit bottle delivers exceptional transparency to fully display the rich amber hue of mature whiskey, golden gin and refined brandy, highlighting liquor’s premium aging quality for overseas retailers and end consumers. Featuring slim short neck paired with distinctive round ball natural wood cork and neat flat rectangular body with subtle curved side edges, this 500ml clear whiskey bottle carries a minimalist modern luxury style that stands out from regular square spirit containers on international retail shelves. The spherical wood cork fits tightly into the bottle mouth to form effective airtight sealing, properly slow down over-oxidation of aged whiskey and lock in the liquor’s layered natural aroma during long-distance ocean container transportation, cross-border land logistics and long-term shelf storage in duty-free malls and high-end liquor boutiques across multiple countries. The vast smooth front glass surface provides abundant blank space for customized label sticking, screen printing and laser engraving to complete unified brand layout for large-scale export batches. With reinforced extra-thick flat base and durable glass construction, this spirits glass bottle for whiskey achieves outstanding anti-drop and compression-resistant performance, greatly lowering damage ratio during automated high-speed bottling, full-container loading and overseas warehouse circulation. Its sturdy glass material also supports repeated cleaning and refilling, matching global sustainable consumption trends. Our factory ensures stable continuous mass production and offers flexible customization options including frosted surface treatment, custom glass coloring and personalized logo processing, and all raw materials pass international food safety certifications to meet strict import inspection standards worldwide. Ideal for gift-box premium whiskey, boutique distilled gin, upscale brandy and full-container bulk export spirit lines, this ball-cork flat rectangular liquor bottle combines exclusive stylish design and mature industrial production adaptability. We provide competitive factory wholesale pricing, steady large-order supply capacity and fixed delivery schedules to maintain long-term cooperation with global liquor importers. Whether your finished spirits are sold at international airport duty-free stores or high-end specialty liquor chains, this 500ml glass bottle effectively upgrades product grade and improves your spirits’ core competitiveness in overseas markets.