Dalbello Boss Boot - Men's:  A high performance, big mountain freeride/freestyle model features a relaxed fit,103 mm last with highly elastic and shock absorbing polyether shell architecture. The Boss is a high energy, powerful performer that rips it up all around the mountain or in the park. Heat moldable Trufit liner, and shock absorption all around. Give it all you've got.......the Boss is the perfect ride. Category: High Performance Freestyle. Last: 103mm. Flex: Vario