Insulated Tumblers * Available in 20 oz. or 30 oz. * Includes sliding closure lid and metal straw * Keeps drinks hot or cold * Shipped within individual white boxes. * Do not microwave * Placing it in the dishwasher will damage the insulation properties, it will not damage the design print. * The design is wrapped around the tumbler Bottlebrush Designs: Liz Mullikin is a graphic designer and owner of Bottlebrush Design Co. based out of Milwaukee, WI. Created in 2020, when her love of graphic design and souvenir stickers collided. Ever in search of well-designed souvenirs from her travels (which can be hard to find!) she started designing her own. As a native Wisconsinite, she was drawn to create products celebrating her home state of WI and the Midwest.