Thermos Vacuum Wine Mug 304 Stainless Steel

The insulated tumblers is made of high-quality, food-grade 18/8 stainless steel. It highly rust-resistant and will not retain flavors from previous drinks the way plastic bottles can. All tumblers, and lids are BPA free, you can use it with confidence. The wine tumblers have a double-walled exterior with a vacuum seal between the walls. Sweat proof, has excellent temperature retention, this means your drink will stay at its ideal temperature for hours. Complies with Food Grade.