Description The Marina is the perfect travel companion — a durable, spill-proof straw tumbler with a detachable insulated coffee mug, for true 2-in-1 functionality. It features a slip-proof silicone rubber base, silicone straw with a spill-proof end cap, and an additional lid for hot drinks. Triple layer insulation helps retain hot and cold, so you can enjoy your drinks for hours. It's all you need to get through a day at the office — or your next globe trotting adventure. Bon voyage!