Fotodiox Thermo LenzCup - Self Stirring Insulated Tumbler, Coffee, and Refreshment Mug - Canon EF 24-105mm f/4L IS USM (1:1) Replica, 8oz 1:1 Model replica cup of a Canon EF 24-105mm f/4L IS USM Camera Lens Perfect for the lazy tea or coffee lover in your life just switch the Stabilizer button to 'on' for stirring action Keeps coffee hot and is a great conversation piece Made of food grade PVC plastic materials and stainless steel thermos interior 24-Month Manufacturer Warranty