Inspiration exercising and promoting device

An inspiratory incentive and exercise device comprising:

• an accordion structure comprising a set of vertical and horizontal folds with angles between 35° and 110°, wherein the accordion structure has either all sides accordioned or one fixed side, forming a bellows from accordioned folds;
• the accordion structure defining a set of parallel lines having vertical creases corresponding to columns formed by the accordioned folds, on an outside of the inspiratory incentive and exercise device;
• and, together with horizontal lines, the accordioned folds create specific shapes, defining the dimensions of the said inspiratory incentive and exercise device and forming vertical lines and angled folds causing the retraction of said structure;
• a posterior body closing the inspiratory incentive and exercise device at a lower end and supporting the bellows;
• and
• an anterior body closing the inspiratory incentive and exercise device at an upper end;
• the anterior body having a central orifice with a variable diameter configured to allow the passage of air,
• wherein with the inspiratory incentive and exercise device is made of paper.