This shoe combines perfect fit with natural freedom of movement and maximum torsion resistance in a totally new way and weighs less than 1 kg. An innovative tongue design combined with a roller guided Boa® lacing system allows for continuous adjustment, the closing pressure is distributed evenly. You accomplish maximum climbing efficiency thanks to the previously unachieved rotation angle of more than 80° for optimum freedom of movement. The Aramid panel used in the sole ensures maximum torsion resistance.