Underwater sport and diving apparatus has a base section on which a triangle is formed with side edges which are convex and a rear side edge which is concave

摘要

The underwater sport and diving apparatus has a base section (2) on which a triangle is formed with side edges (3) which are convex and a rear side edge (4) which is concave. The base has a middle area (2.1) ad edge area (2.2) and an upper side (5) with an open central area (23) which is at a distance from the base section. Edges stretch from the upper side to a central area and a hollow area is formed.