The Magic Screen Cleaner which comes with a 3.5" x 2.25" Custom Backer Card and can be used to clean all mobile phone models, cameras, iPad, tablets, laptops, etc to remove oil, dirt, and dust from screen or lens without a scratch. Safely clean smudges, marks, fingerprints, and dust from your device's screen. Sticks to back of your device and peels off easily to clean screen. It's plastic gel coating is an environmentally friendly material with reusable self-adhesive.