First up on our list is the hand grip exerciser kit from Vopex. In an attempt to have a little fun we decided to try and test the strength of eggs … ... Chicken or egg. Along with the traditional hand grip strengthener – which comes in a comfy trigger-handle format – you also get an isolated finger exerciser that has four pounds of resistance for each digit, a hand exercise egg … Egg-shaped, made of a 21st-century polymer that is easy on the soft tissue of your hand and retains its shape. Be sure to warm up with a lighter gripper or by squeezing a rubber ball or an IronMind EGG. When force is applied more evenly eggs appear to be much stronger. 4" long and 7-1/4" around the widest part, the IronMind EGG comes in two densities: Green EGG is softer, with a greater dynamic range when squeezed; perfect for rehab Blue EGG … However, if grip strength is your goal, you’ll want to have three different grippers to work with: Warm-up gripper: do … Cracking an egg with the edge of a pan is easy because the force is concentrated on one small section of shell. This product has everything you could ever want for hand grip. And as you age, experts say, your grip strength can be a measure for how likely you are to develop and survive diseases such as cancer, heart disease and more.