Patented 3-in-1 design fits 16oz cans and includes a freezable adapter for 12oz cans BevLock™ lid ensures 100% leakproof performance for worry-free transportation Push-Lock™ technology allows for easy insertion and removal of cans without unscrewing the gasket BevGuard™ insulation keeps drinks ice-cold from the first sip to the last drop Non-slip base provides stability and prevents spills, while the cup holder-friendly design enhances portability