Shimano Excellence Shimano’s ME502 are SPD mountain bike shoes dedicated to trail performance, with excellent pedalling efficiency and off-the-bike traction. Comfort and BOA Convenience The offset tongue and BOA layout improve comfort over the top of the foot and provide stable pedalling performance. The BOA L6 with plastic shield closure prevents accidental release when colliding against rocks/trail obstacles. Protection and Grip Protect your feet with the reinforced armour which provides great protection and excellent durability. The Shimano proprietary grippy rubber compound outsole offers superior traction in wet conditions, both on and off the bike. The “TORBAL” torsional midsole allows natural rider flow on descents.