Color Changing Bottle upon refill of cold waterairtight and spill free top with strawstainless steel bodyDimensions: ‎3 x 3 x 27 cm, 190 GramsFEATURE - When COLD (Chilled or Refrigerated) liquid is added, the sport Bottle revealing the printed image strong, bright and Colourful. That’s why its called Magic Bottles. MATERIAL - BPA Free, Unbreakable, Durable, Metal Type - Stainless Steel, Lid Type - Plastic EASY TO CARRY - WEIGHT of Magic Bottle is 300 GM which allows your child to take it anywhere with him! Keep himself hydreated on any occasion, with a CAPACITY of 600 ML. Safe and Easy: Simplified stem and straw are child-safe yet easy to remove for cleaning. All parts are washable .