Having trouble opening your favorite jar of jam, pickles or tomato sauce? Starfrit has you covered with the Mightigrip Jar Opener. Simply place it on the lid, tighten the knob, turn counterclockwise and voila. The jar is opened. This useful tool opens threaded caps and lids from 1 in. to 3 in. in diameter, so it is perfect for opening everything from a soda bottle to your club-size pickles, mayonnaise or sauces. One of the few tools on the market that also opens mason jars, this gadget will be appreciated by anyone with reduced strength due to arthritis or other joint problems.