Stretching is muscle extending that is done to prepare muscle of the body to make an activity and make our body relax after doing exercise. The student of Junior High School includes in the Spurt Grow age or grows up rapidly. And to support it. it needs high flexibility level. https://www.bekindtopets.com/super-pick-Rx-Quadruple-Topical-Ointment-Quadritrop-for-Dogs-Cats-30-mL-super-grab/