Squeeze, then relax the hand as the handles spring open for the next cut. Scissors are operated with the whole hand, not just the fingers, making them ideal for people with thumb injuries or decreased hand strength. Precision-ground stainless steel blades measure 3-1/2in (8.9cm) long. Dishwasher safe. Total length is 8-3/4in (22cm). Universal handgrip can be used in the right or left hand.