Shimano GE900 MTB Cycling ShoesFlagship downhill enduro SPD shoes with next level grip and bike control Enduro optimized Shimano ULTREAD GE rubber compound and tread pattern deliver reliable pedalling and hiking traction TORBAL 2. 0 torsional midsole improves outer edge flexibility for excellent control on aggressive descents and corners BOA Fit System featuring a shielded L6 dial prevents accidental release when colliding with rocks and other trail hazards Stiff, carbon reinforced