To provide a device for maintaining health while safely playing without anxiety up to an adult from an infant in the shape of straddling the back of a horse.

This device is formed in the shape of a column having a curved upper part, a flat base and a slender depth, and can be used as domestic goods, sporting goods and play goods arranged outdoors. When forming a raw material into an air bag, an organic chemical raw material such as cloth, cotton, sponge, urethane, rubber, a synthetic resin and synthetic fiber or various raw materials for covering a skeleton such as wood, a stone and a metal can be used. A head part or a tail of a horse can also be decorated.