An adapter plate having a central portion attached to a shoe body includes a depending peripheral sidewall forming a recessed cavity with the central portion which detachably receives a complimentary shaped attachment plate forming a part of an interchangeable attachment. A plurality of different attachments, each having a distinct use, may be interchangeably mounted in the adapter plate. The adapter plate is fixedly connected to the sole of the shoe body or integrally molded as a unitary part of the shoe body to the sole of the shoe body. Fasteners mounted on one of the adapter plate and the attachment releasably engage the other of the adapter plate and the attachment plate for releasably mounting one of the attachments to the shoe body.