Colorful Dots Travel Mug?can't stop, won't stop. The Deny Designs travel mug is perfect for movers and shakers who need constant caffeination. It's constructed from lightweight stainless steel with a vacuum-sealed lid making it super durable and spill-resistant for any bumps in the road, so to speak. The mug is double-walled and ideal for drinks both hot and cold Colorful Dots Travel Mug