Tua Sumo are a telemark ski made by Tua, a division of Gestione Sport Alpini s.r.l.. Tua Sumo skis are more of a powder and crud ski. They come in either 170, 178, 185, 192 cm and are 110, 76, 100mm sidecut. The skis were designed by Paul Parker, the designer of all Tua skis. In late 2003, Gestione Sport Alpini s.r.l. went bankrupt. ...