Product features - Double-wall insulation keeps drinks hot for 12 hours and cold for 24. - Screw-on lid features a color-matching straw for easy sipping. - Bright, vibrant colors enhance your style with modern printing techniques. - Made from food-grade 18/8 stainless steel for durability and safety. - Sleek, non-tapered design makes it easy to hold and fits in most cup holders. Care instructions - Hand wash only