LEAK PROOF TRAVEL CUP - A compact and portable vacuum-insulated stainless-steel travel coffee cup designed for coffee enthusiasts on-the-go. With a leak proof lid, you do not need to worry about any spills or leaks causing a mess THERMAL INSULATION – The high quality vacuum insulated stainless steel cup will keep your drinks hot for up to 4 hours and cold for up to 8 hours LOCKABLE & ONE-HANDED LID - Our lid can be held and opened or closed with one hand, making it easy to multitask while on-the-go. The lid is lockable so there is no danger of it opening and spilling contents in your bag DIRECT FLOW DRINKING - We designed the spout of our Travel Cup to replicate drinking from a mug or a cup - so you’re more in control and less likely to burn yourself. We’ve called this feature ‘direct flow,’ and it gives you a better drinking experience THOUGHTFULLY DESIGNED - The lid is 100% leak proof and designed so that it is easy to dismantle and reassemble and thoroughly clean all parts - they are also all dishwasher safe