A shelf unit for a metallic locker including at least one set of legs, and
a first shelf lying horizontally in the metallic locker on top of the set
of legs. Each leg set includes at least three legs having a foot at their
bottom and a head at their top, at least one of the legs being magnetic
for attaching to the side wall of the metallic locker. A kit consisting
of the components of the shelf unit is also provided.