A waterproof shoe includes a vamp, a sole and a foot wrapper that is inside the vamp and located on the upper part of the sole. Movement between applications being displayed and selection of the applications can be performed in response to a request from a user, such that the user can easily use applications being executed currently. The fixation images, one for each eye, are presented on two separate electronic displays, while the test images may be produced on a third display member different from the electronic displays. A window is set on the main body and equipped with a fragrance box with multiple pores.