Metolius Rock rings 3D

New and Improved Design. Innovative, portable training device. Two independent units, each with flexible, single point suspension; allows rotation of joints for injury prevention. Fine texture. Large jug on top; deep, incut 4-finger pocket; 4-finger flat edge, 3-finger pockets. Includes comprehensive instructions and training guide. (184 mm x 146 mm x 57 mm) Set of two: 4 lbs. 2 oz. (1.9 kg) Sold in sets of two