Sidi Eagle 10 Mega Mountain Clipless Shoes - Mens Black/Black 42.5. Ride further whatever the terrain whatever the bike whatever the destination. The Eagle 10 is the best chassis for any day on the dirt track whatever your riding style. The Microtech upper the first microfibre introduced in shoes years ago by the brand offers all the comfort the brand has while the sole is designed to ensure the best comfort both on and off the bike.