Stop straining your back trying to lift heavy stuff--suck it up! With our Triple Vacuum Cups, just fasten the suction pads to any non-porous surface and move it, lift it, place it, or transport it. You decide! Universal Vacuum Cups for handling all kinds of loads. Makes working with unwieldy parts quicker and more effective. Suitable for all materials with smooth, flat, airtight surfaces such as glass and plastic.