• 18/8 food-grade stainless steel, this baseball mom tumbler is unbreakable, sweatproof, rust-resistant, portable, and ideal for morning coffee or to regularly drink out of.
• DOUBLE WALL VACUUM INSULATION: Made with double-wall vacuum insulation, this tumbler can keep your favorite beverages hot for 8 hours and cold for 12 hours in normal temperature environment. This can hold hot coffee, iced cold fruit teas, wine tumbler,... without affecting your drink’s natural taste.
• PORTABLE TRAVEL TUMBLER: fit into most cup holders. Our 20 Oz tumbler is used for both outdoor and indoor use like working, exercising, backyard barbecues, picnic, hiking adventure, RV tour, beach outing, fishing trip or in any daily activity.