Double walled stemless insulated cups keep drinks cool and hot for up to several hours. 
Unbreakable cups use for outdoor activity, camping, traveling, family party. Also can bring it into work. Can put coffee, juice, milk, beer, wine. 
Whether it's an icy beverage, a slightly cool red wine, or a hot cup of coffee, the liquid will hold its temperature for 3 hours hot, 9 hours cold. 
BPA free and sweat proof.It is more healthy and reusable,will never rust or leave a bad metallic taste in the mouth. 
The to-go cup is not too heavy and easy to hold due to its design, portable and lightweight to take on your outdoor adventures,wherever at the office,by the pool or on the patio.