The 14 oz (425 mL) is the hydration essential for quick errand runs, parents on-the-go or study sessions at school. Our 14 oz is the fan favorite for cups of coffee or tea, children’s sippy cups, or for quick sips on-the-go. This collapsible water bottle also rolls up to fit into your purse or backpack. It is made with BPA-Free silicone and puncture-resistant! Bubi is easy to clean: you can also flip it inside out to get all the junk out or throw it in the dishwasher (on the bottom rack too!) It is ready for your average day or biggest adventure yet. Most of all, this BPA-free reusable water bottle is the last water bottle that you will ever need!