Abstract: Inflatable floating element to assist the teaching of swimming, which comprises at least two floating bodies (11a and 11b), of which at least one can be inflated, and a strap or belt (12) for fixture to a user's body, the two floating bodies (11a and 11b), namely an inner body (11a) and an outer body (11b) respectively, being united, facing and opposite to each other, while the fixture strap (12) passes at an intermediate position between the two floating bodies (11a and 11b), cooperates with positioning loops (14) located at about the lengthwise ends of the floating bodies (11a and 11b) and is clamped when at least one of the two floating bodies (11a and 11b) has been inflated.