The Shimano SH-M310 Custom Fit Shoes take performance to a whole new level. Gone are the days when a race shoe was so stiff it sacrificed comfort for performance. The M310 has the balls of a purebred racer, along with a fully moldable upper that forms to your foot like plastic wrap around a sandwich. There’s even a moldable insole with a built-in anti-bacterial treatment so your girlfriend doesn’t complain about your smelly feet. The full-length carbon insole transfers power to your pedals so well, you may blow right past your house after your ride.

• Asymmetric buckles make adjustments easy 
  
• Offset straps prevent those pesky pressure points.
• Anti-slip heel lining keeps your heel locked in place
• Durable synthetic upper protects foot from trail debris
• Composite toe spikes provide traction in compromising terrain
• Available in extra-wide sizes for wide feet