Moshi PalmGuard and Trackpad Protector for 13" Unibody MacBook Pro - 99MO012205 (Not for 13" Retina MacBook Pro) Sheaths the palm-rest against grease,dust and stains with a semi-rigid film that is: color-matched / form-fitted /scratch-resistant / corrosion-proof Comes bundled with a separate trackpad protector Very easy to install and leaves no residue when removed