The Stojo Pocket Cup 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. Quickly collapses and expands. Breaks down for easy cleaning. Dishwasher and microwave safe. Food grade silicone cup and stopper. No BPAs, phthalates, leads or glues. Capacity: 12 ounces / 355 mL. Expanded height: 5" / Collapsed height: 2". Weight: 4 ounces.