Dust-Off dusters provide potent dust-removing power for practically any task. Ideal for office use including keyboards, CPU, desktops and mouse. Also great for home use including silk flower arrangements, repair benches, figurines and blinds. 100% ozone safe. Contains a bitterant to help discourage inhalant abuse. Ideal for everyday use. Falcon disposable dust-off is extra-large, more economical to use, and delivers its dust-removing power at less cost per gram than competitive products. Suitable for workstations, labs, repair benches, household use, on-location photography, etc. Dust-off compressed air safely and quickly blows away loose dust, dirt and lint from virtually any surface ... Computer screens, keyboards, printers, scanners, compact discs, audio equipment, cameras, lenses, enlargers, copiers, fax machines, video equipment, sewing machines, electric razors, microscopes, binoculars ... And more.