Innovative, portable training device Two independent units, each with flexible, single point suspension; allow rotation of joints for injury prevention CAD/CAM master for perfect symmetry Fine texture Includes comprehensive instructions and training guide 7.25"x 5.75"x 2.25" (184 mm x 146 mm x 57 mm) Set of two: 4 lbs. 2 oz. (1.9 kg) Sold in sets of two Colors: white/black swirl, white/blue swirl