Head Case Designs Serena Mermaids Hard Back Case for Apple iPod Touch 4G 4th Gen Lightweight design,Comfortable touch and Durable keep. Precision Laser Cut and Engraved Wood. Strict quality control. Hard raised lip protection: protects both front and back of device from scratches, cracks, or damage. ?Personalize your device by inserting photos, stickers, and more behind the scratch-resistant clear back cover.