The Stojo bottle is shape-shifting wonder that holds a whopping 20 oz of liquid when full, and collapses into a polite sphere when empty. This is the perfect on-the-go travel partner. Customer's can collapse it before going through airport security until they're ready to fill at a water station - saves space and money! It's a new water bottle without the bulk. This comes in our expanded packaging which showcases the product in its largest form. The expanded packaging is perfect for displays and letting customers get quickly acquainted with the product. Twist cap creates airtight, leak-proof seal Dishwasher safe, comes apart for easy cleaning LFGB Certified silicone bottle BPA-free, polypropylene cap No phthalates, leads, or glues Capacity: 20 fl oz (592 ml) Diameter (base): 3.7" (8.9 cm) Height (expanded): 7.8" (19.8 cm) Height (collapsed): 3.8" (9.7 cm) Total Weight: 6 oz (170 g)