An exercising device for the foot comprising, an instep portion for covering an upper portion of the foot having a pair of flexible sheets defining a closed chamber to receive a weight medium, with the instep portion extending from a location adjacent the toes to a location adjacent the ankle, and having a pair of side portions extending around opposed sides of the foot and defining a pair of opposed side edges, with the instep portion having a pair of opposed ends extending toward the ankle on opposed sides of the foot. The exercising device has a closable access associated with the instep portion to place a weight medium in the chamber. The exercising device has a sole strap extending between the opposed sides of the instep portion for placement beneath the foot, with the instep portion and sole strap defining a first opening to receive the toes, and a second opening to receive the heel. The exercising device has a pair of opposed ears extending from the ends of the instep portion toward the ankle, and a device for securing the ears about the ankle.