The Bjorn mug is made with RCS certified recycled stainless steel and the handle is made of responsibly sourced beech wood. The copper vacuum insulation helps to keep drinks at their ideal temperature for a long period of time. This mug is a great alternative to traditional mugs, designed to prevent heat transfer to the outside. It is tested and approved under German Food Safe Legislation (LFGB) and for Phthalates Content under REACH. The capacity of the mug is 360 ml and it is BPA-free. Additionally, the Bjorn mug can be personalized to add a personal touch.