Stay hydrated with our amazing exclusive Anime Inspired Thermal Bottles with Smart Temperature Display. Thermal Bottles can hold up to 18 oz or 500 ml of hot or cold liquids. Enjoy high resolution artwork from your favorite show and take that ultimate sip with style! Anime Inspired Thermal Bottles are easy to clean and made with top grade stainless steel for best durability and lightweightness for effortless carry, hand wash recommended to preserve condition. Thermal Bottles are constructed with 4-layer Temperature Lock for optimal insulation: Copper plating, vacuum insulation, and 2 layers of high density steel at the innermost and outermost of the bottles. Each thermal bottle is completed with a touch-screen LED Temperature display on the twist-off cap. It is an innovative way to monitor liquid temperature for safe sipping. No batteries or charging required for Temperature Display. Lids can be rinsed but DO NOT SOAK IN WATER.