This 4.6 oz (135ml) curved glass tumbler set is designed for whiskey tastings, bar service, hotel lounges, and premium beverage presentations. Made from high‑clarity soda lime glass, each tumbler features a curved silhouette that enhances aroma concentration, making it ideal for whiskey, spirits, and specialty beverages. The set includes six uniform tumblers, offering excellent durability for high‑frequency commercial use. Suitable for bulk purchasing, the model supports OEM/ODM customization, including logo printing, custom packaging, and private‑label branding for distributors and hospitality suppliers.