Removes dust, dirt and lint from hard-to-reach places You must be 18 years or older to purchase this product. Delivers a pressurized, concentrated blast of gas to remove unwanted particles from computer equipment. Includes an extension tube for the hardest-to-reach spots. Contains bitterant to help discourage inhalant abuse. Office Depot(R) Brand Cleaning Duster, 10 Oz, Pack Of 3 is one of many Computer Cleaning Supplies available through Office Depot. Made by Office Depot.