Enjoy the goodness of copper in a compact size with the Lifelong 480ml Copper Water Tumbler with Lid. Perfect for serving Natural Alkaline water, this tumbler naturally purifies drinks while its Anti-Bacterial & BPA-Free composition boosts your immunity. It boasts a Leakproof & Lightweight Design complete with a Secure Cap, offering an Easy to Clean and highly portable solution for School, Travel & Gym.