Material: the toasting glasses are made of quality 18/8 of stainless steel, light weight, durable, unbreakable and rust-proof; Safe to drink and easy to wash Double-insulated: champagne tumblers adopt with advanced double wall vacuum insulation technology and good at keeping drinks warm or cold for about 3 - 5 hours, and meanwhile avoid fading Wine tumbler with lids: each wine tumbler comes with a lid, the lid is made of ABS and with a straw hole, which is easy to and clean, help reduce splash Wide application: advanced insulated champagne tumbler is suitable for storing most beverage such as hot water, wine, beer, coffee, drinks, champagne cocktails and so on, they are easy to clean, and the wine cups set are enough , office, parties, pools, picnics and boats Gift sets: 8 packs champagne glasses are in elegant color and delicate design, gift for birthday, wedding, Christmas, 's day, Mother's or Father's day Specifications: Material: stainless steel Color: Weight: 980g/ box size:13cm Package includes: 8 x wine tumblers Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.