This device allows students to personally experience age-related physical changes. This suit-type simulation gear, which can be put on and taken off easily, is suited for the use in a group session to experience being old. It takes about 3 minutes to put on the suit. This body suit-type gear worn like overalls allows students to experience restrictions in physical functions with little loss of time. The hip angle and motion ranges of various parts of the body can be adjusted with belts. Age-associated changes and paralysis of one side of the body can be experienced. Large size for height 66 in. to 70 in. and waist 34 in. to 36 in.