Sleek 500ml double wall vacuum sport bottle, featuring a non-slip base and durable powder coated finish. The Ocean Bottle GO Vacuum Bottle will keep your drinks cold for 18 hours, but wont leak or sweat in your bag. The anti-leak dual opening lid makes filling and cleaning a breeze. With every purchase of the Ocean Bottle GO Vacuum Bottle, you become a global change-maker. Each Ocean Bottle sale funds the collection of 11.4 kg of ocean-bound plastic, equivalent to 1,000 plastic bottles. It's a tangible and significant contribution to reducing plastic pollution.