Macally Keyliner 12" Protective Keyliner and Screenwipe ( LP-PKLS ) Protects your 12" PowerBook and iBook LCD screen from scratches and keycap marks Made from a soft, smooth, reusable micro fiber material Specially gauged thickness to minimize excess pressure on the Powerbookor iBook hinges when closed Allows you to clean and polish your screen without sprays or wet wipes Anti-static treatment repels dust -- SPECIFICATIONs --------------------------------------DIMENSION