Silver Shield Sanitizer is a germicidal finishing spray. Its best used immediately after cleaning a given surface, to provide a lasting shield against germ growth and transmission. Apply to germ-spreading surfaces like countertops, doorknobs, appliance handles, remotes, computer keyboards and mice, toilet seats, light switches, telephones, trash lids, thermostats, and many more. Spray on interior automobile surfaces. Spray on bedding sheets and pillows.