This special version of the raceaqua has an open sole design with large heel and cleat hole to suit cross country shoes the base itself is made from kevlar for maximum durability raceaqua x is a lightweight waterproof and aerodynamic shoe cover which has been especially designed for off road use waterproof stretch fabric gives a tight fit and reflective logos add an extra element of safety note the shoe covers are tailored towards the racier type of mtb cross county shoes and are not recom