Masters Stool by Kartell. Kartell also offers a stool version of the Masters chair, winner of the Good Design Award 2010 and the Red Dot Award 2013, and a worldwide best seller. The legs are lengthened and the seat is shrunk, but the frame's unmistakable graphic look, created by the weave of the silhouettes of three iconic chairs, remains the same. Available in a range of vibrant colours, Masters Stool is ideal for both the home and contract sales, as well as outdoor use. Masters Stool by Kartell are designed by Philippe Starck .