Keep your office dust-free with these Dust-Off XL disposable duster sprays. Utilize these gas sprays to clear away dust from surfaces and electronics. The trigger handle provides accurate control over the powerful dust-removing gas across any area. These Dust-Off sprays come with an extension straw that reaches into small areas where dust is often hard to remove. Air duster is perfect for removing dust or debris from sensitive electronic devices. 10 oz. capacity. Canned air duster is perfect for getting crumbs out of your keyboard. Contains 12 air dusters per pack.