Camco's Life is Better at the Campsite Painted Tumblers offer superior heat and ice retention. They are constructed of durable, kitchen-grade 18/8 stainless steel and come with a lid (does not contain BPA). The double wall vacuum insulation and built-in gasket help stop heat transfer, meaning your ice stays solid longer and your cup won't sweat. These 20 oz. tumblers fit in most cup holders. Color: gradient blue/purple. Camco makes quality products for RVing, boating, camping, towing, tailgating, and grilling that help you take your passion for the outdoors to the next level.