Keklle Single Hand Under Counter Jar Opener EASY INSTALLATION:A peel-and-stick adhesive makes this product quick and simple enough for anyone to install and is guaranteed to last! OPENS JARS EASILY: an effotless twist of the wrist opens every jar, every time! OPENS ALL SIZED LIDS: from fingernail polish to a 6" jar! PERFECT AID FOR ANYONE, especially those who may experience difficulty opening jars due to arthritis, carpal tunnel syndrome, or fibromyalgia. MAKES A GREAT GIFT! Full Satisfaction Guarantee.