| 摘要 |
The present invention relates to a swimming aid apparatus. The swimming aid apparatus comprises: a buoyant body formed in a longitudinal direction and provided with a sink unit which is formed on both sides thereof and corresponds to the legs of a user; and a wing unit extended from one end of the buoyant body in the longitudinal direction. According to the present invention, the swimming aid apparatus maximizes performance of a pool buoy and can be used as both the pool buoy and a key plate to induce purchase of a user to expand the market for the swimming aid apparatus. |
