Genius 7 mega shoes the genius 7 shoe from sidi offers both great fit and performance perfect for the road cyclist demanding the best but at a good price shoe features millennium 5 sole mega fitment for people with wider feet soft instep 2 closure system caliper buckle for easy adjustment on or off the bike high security velcro for extra security sidi heel cup keeps foot in optimum position anti slip replaceable heel pad aids walking sidi shoe technology explained the soft instep closure sys