1.Material: Aluminum 2.Feature: Color or image changable 3.Customized design 4.Popular for sports Pepsi and Coca cola exsitting samples for your reference!Free samples are offered with freight on buyers side!Food safety and SGS approval!Usage:wine,red wine,black tea,ice coffee,beer!Latest sports water bottle.Color should be dark before changing, no limitation after changing.FDA, RoHS, CA65, EN71 ...