Are you going on a short walk? This Classic Klean Kanteen 532ml is not only the perfect size to keep you hydrated, but it also fits easily in your pocket, pack or tote. Including Sport Cap 3.0, with a soft silicone spout that makes drinking easier. From 2018, all colored Klean Kanteen drinking bottles will carry a GreenScreen certificate for the used Klean Coat, an ecological powder paint, 100% safe for both consumer and producer, with no harmful, toxic substances being released when used.