Material: The toasting glasses are made of high-quality 18/8 stainless steel, lightweight, durable, unbreakable, and rust-proof; safe for drinking and easy to clean. Double-insulated: Our champagne tumblers feature advanced double-wall vacuum insulation technology, effectively keeping drinks warm or cold for approximately 3 to 5 hours while preventing exterior condensation. Wine with lids: Each tumbler comes with a lid made of ABS material featuring a straw hole for easy sipping and cleaning, helping to reduce spills. Wide application: The insulated champagne tumblers are suitable for holding various beverages such as hot water, wine, beer, coffee, cocktails, and other drinks. They are easy to clean and ideal for use at home, in the office, or during outdoor events such as parties, picnics, poolside gatherings, and boating. Gift sets: This set of 8 rose gold champagne glasses features an elegant color and refined design, making it a thoughtful gift choice for ocns like birthdays, weddings, Christmas, Valentine's Day, Mother's Day, or Father's Day. Specifications: Material: Stainless steel Color: Rose gold Weight: 980g Box size: 13cm Package includes: 8 x Rose gold wine tumblers Note: This package includes only the items listed above. Other products are not included. Lighting and display differences may cause slight variations between the color of the item in the photo and the actual product. Measurement may vary by +/- 1-3cm due to manual measuring.