Brand New Jar Pop. Worlds Easiest Jar Opener! Pops the vac so lids spin free. No more twisting, wrestling or fussing with awkward gadgets. Available colors: Red, Blue, Yellow, Orange, Green Its so easy... 1) Place Jar Pop on rim of lid. 2) Lift gently just until you hear the vacuum pop. 3) Lid is now free to spin! Measures: 5.5" L