Crawford Medium Plastic Suction Cup Hook 1.6 in. L 1 pk

Perfect for stained glass, thermometers, bird feeders and utensils. Before reusing a suction cup, push it back to its original shape and be sure that the inner surface is clean.Use only on clean, smooth surfacesSuction cups may stick better if a dab of vaseline or cooking oil is spread around the rim of the cupUnique patented lift tab makes it easier to remove the cup