Patent ID: 7762008

Claim:
An article of footwear, comprising: an outsole having a first surface and a second surface remote from the first surface for contacting the ground and having lugs thereon; an upper attached to the first surface of the outsole, the upper having an interior surface defining a cavity for receiving a foot of a wearer and an exterior surface opposite the interior surface; a toe portion disposed along the toe region of the cavity, the toe portion including at least one drainage hole operable to discharge liquid from the cavity of the upper to the external environment; a footbed disposed within the cavity of the upper and having a forefoot region and a heel region, the footbed including at least one drainage hole therein for draining the liquid away from the wearer's foot and to the drainage hole of the toe portion a cartridge including a fastening mechanism for releasably connecting to the forefoot region of the footbed, the cartridge also including at least one drainage hole therein that aligns with the at least one drainage hole of the footbed.