Safe & Eco-Friendly--Our multi-purpose cleaning gel is made of biodegradable material, very effective to remove 99.99% of dust, breadcrumbs, hair, etc. on the daily surface, not sticky to hands, smells sweet, no stimulation to skin, which is safe and environmentally friendly | Durable & Reusable--This keyboard cleaning jelly could be used again and again until mud turns into nontransparent. Please put it back into the box and store it in a cool and dry place after using | Widely Use-- Our Cleaning gel is a simple and convenient cleaning kits universal for removing dust and dirt from a small narrow place that is difficult to clean, suitable for all kinds of 3C products, car vents, dashboard, windowsill and so on | Please don't wash the cleaning gel in water and do not use with WET hands. Keep away from direct sunlight and keep DRY, please store inside the plastic cup