PocketMaster

This compact multifunctional block is designed for finger strength training using weights. It features multiple grip options, including 30 mm (1.18 in) and 100 mm (3.94 in) pinch grip surfaces, as well as four shelves with depths of 6 mm (0.24 in), 10 mm (0.39 in), 14 mm (0.55 in), and 18 mm (0.71 in). The variety of holds allows for targeted development of finger and grip strength. With dimensions of 90 × 100 × 30 mm (3.54 × 3.94 × 1.18 in) and a weight of 190 g (0.42 lbs), the block is compact, portable, and suitable for training at home, in the gym, or while traveling.