Bentley Mulsanne Key Celebrates Its Centenary Mulliner, Bentley's custom coachbuilding unit, has designed a unique keycase to commemorate the 100th anniversary of Bentley. It is made from Dark stained Walnut with Piano Black Veneer and includes the flying "B" paperweight keys, as well as an original 1930s booklet that features never-before-seen 1930s 8 Litre images. http://qooh.me/niecejewel53