Just press the top to dispense a measure of cleaning fluid on to your drywipe board and use a cloth such as the af safecloth to wipe away grime dirt and dried on ink the cleaning fluid is safe for indoor use non flammable and carries a pleasantly light lemon fragrance for a clean smell after cleaning features pack of 1 light lemon fragrance provided in 250ml pump spray ideal for use with af safecloths safe non flammable formulation cleaner for whiteboard surfaces removes most