Rock Band Forever The Beatles Classic Design #8 Matt Feel Hard Plastic iPhone 4 4s Case Protective Skin Cover Material: Hard plastic protective back cover with Matt feel. Compatible model: iPhone 4 4s. Installation: snap-on, easily installed and accessible to all the openings and buttons including power button, camera, headphone, speaker, volume control and etc. Full functionality is retained. Design: unique design with delicate printing showing your own personality. Function: provides good protection for your iPhone from scratches, rub and reduces the damage from drops.