| 摘要 |
A weighted dumbbell having a housing (4, 34) with a substantially cylindrical envelope in a first configuration, and convertible into an abdominal roller in a second configuration, the dumbbell including two elongate handles (8) located along an axis of said housing, said handles being lodged within the housing (34) in the first configuration and being slidable in mutually opposite directions along the axis, such that in the second configuration the handles 8 extend outwardly from said housing and the housing (4, 34) is rotatable about the axis with respect to the handles. |
