Made of high quality stainless steel,durable and odor free Comes with a chain that can be attached to the bottle for easy storage and carrying The bottle is inlaid with sparkling decorative diamonds that don't come off easily,adding to your appeal while you're out and about Widely used for coffee cup,milk cup, coffee cup,tea cup,cold drink cup,beverage cup and more As a lovely birthday and holiday gifts for children,family,friends or loved ones