Series 3 Flip Bottle Size:500ml and a gusset and articulated It s a project and a gusset and articulated knees keep you free when you're stemming the Oru Pack lets you haul that little kayak up to mountain lakes and other tricky to access waters with ease 500ml 1L Keeps cold Up to 45 hours Up to 75 hours Keeps hot No — cold drinks only No — cold drinks only Leakproof 100% leakproof 100% leakproof Handle Soft touch carry loop Soft touch carry loop Base Silent TPE rubber base Silent TPE rubber base Dishwasher safe No — hand wash No — hand wash BPA free Yes Yes Chilly's started with a straightforward gripe: single use plastic bottles were everywhere