BodyGuardz NL-BM3W-1010 UltraTough Clear Skins for Apple MacBook Air 13-Inch - Wrist Rest and Trackpad - Wet Apply Durable, Ultra-thin, Clear Protectors Custom Designed for Apple MacBook Air 13" 1 set per box Liquid-based application process Box includes: 1 wrist rest & trackpad protector, application solution, squeegee, and installation instructions.