The Stojo Biggie is ultra-portable, leak-proof, collapsible, and reusable. Designed by coffee lovers, it's a convenient alternative to bulky travel mugs and better for the environment than disposable cups. Suitable for every situation! Take Stojo to the office, airport, gym, cafe, or park. Perfect for hiking, skiing, snowboarding and camping too! Once you've finished your drink, just collapse, seal, stow and go! Available in 2 colours: Dove Grey & Indigo. Check out the rest of the Stojo range. Size: Capacity: 16 ounces / 473 mL. Diameter: 4". Expanded height: 5.5". Collapsed height: 2". Material: Silicone. No BPAs, phthalates, leads or glues.