A stylish and functional hydration solution designed to keep your beverages at the perfect temperature throughout the day. Crafted from 18/8 recycled stainless steel, this tumbler features double-wall vacuum insulation that keeps drinks cold for up to 9 hours and iced for up to 40 hours. The leakproof ProTour Flip Straw lid allows for easy sipping and ensures no spills. Its textured comfort-grip handle and slim base make it easy to carry and compatible with most car cup holders. The tumbler is dishwasher safe for convenient cleaning.