Klean Kanteen Coffee Set Wide Mouth Insulated Bottle w/ 2 Caps (Stainless Loop Cap and Cafe Cap) - Shale Black 20 oz. From lunch boxes to latts, Kanteen Wide Insulateds gives you ultimate versatility and performance Insulates hot beverages up to 6 hours and iced drinks up to 24 hours Durable, double-walled construction High performance vacuum insulation Slim design fits in most cup holders