This ultra sleek and stylish coffee mug from LifeSky is a perfect companion for your tours and trips. This is a stainless steel product with vacuum seal technology and double wall construction. It is leakproof, safe and non-toxic coffee mug which comes with a vertical lid lock. This product from LifeSky comes with a 1 year warranty and is perfect for both cold and hot liquids. It is finger prooff, is available in several attractive colours and fits in most car cup holders. This is perfect for long trips as it retains the temperature for up to 8 hours!