OPENACK Jar Opener - No Strength Required - Perfect Jar Opener For Arthritis and Seniors - Compact Design - Made In Spain (2 Unit Pack) Perfect jar opener for arthritis and seniors. Place OPENACK on rim of lid, lift. Gently until you hear the vacuum pop, Lid is now free to spin. No sharp edges makes OPENACK safe around kids. Compact design makes it easy to store anywhere. 2 unit package. Made in Spain.