not sure.. I have them in 45 and they're really great. The sole is just black plastic. The 5.5 has the carbon effect on the sole and buckle support. Not sure if there is any difference in the actual material though.
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not sure.. I have them in 45 and they're really great. The sole is just black plastic. The 5.5 has the carbon effect on the sole and buckle support. Not sure if there is any difference in the actual material though.