Known around the world as the gold standard for building and testing hand strength, Captains of Crush Grippers are the single most important grip strength tool you can choose--ready to produce the quickest gains in grip strength and hand health. Available in 11 strengths, there is a model perfect for everyone from rehab patients to World's Strongest Man competitors. These are the grippers that changed the world--never before had anyone taken grippers so seriously and pushed their development so far. Along the way, many of the biggest names in the strength world have shaken hands with and embraced CoC Grippers. Anything else is just a gripper. If increasing your grip strength is your goal, the ideal situation is to have three different grippers: one for your warm-ups, one for your work sets, and one that is your challenge gripper.