Patent ID: 8888668

Claim:
An exercise apparatus comprising: a continuous wall forming a curved form base comprising, an outer surface, continuously convex at all points, formed on a first side of said continuous wall, an exposed concave inner surface, formed on a second side of said continuous wall, and two extension members extending vertically from two opposing perimeter edges of said curved form base and integrally formed thereupon, wherein said curved form base has a curved shape selected from a group of curved shapes comprising a substantially semi-spherical shape, a substantially oblate ellipsoid shape, a substantially oval shape, a substantially elliptical shape, or a substantially curved shape, wherein each of said two extension members are configured with a handle connector; and a handle adapted to be connected to said two extension members at said handle connector on each of said two extension members, wherein said handle is comprised of a grasp section configured to be gripped by a hand of a user.