Help prolong the life of your laptop with this complete cleaning solution. 4-oz. multipurpose spray and microfiber cloth remove dirt, smudges and fingerprints from computer, screen, CDs and DVDs. 3.5-oz. duster keeps keyboard and crevices dust- and lint-free. Four cleaning swabs clean tight spaces. Application: Computers Applicable Material: Plastic Chemical Compound: Alkaline.FALDCLT. DCLT. Dust-off Dust-off Laptop Computer Care Kit.