Chimp Thinking - Trackpad / Keyboard - Vinyl Decal Sticker - Yadda-Yadda Design Co. (2.5"w x 2"h) (BLACK) Approx Size: 2.5"w x 2.5"h Instructions, link to video and practice sticker included with every order. High quality matte finish vinyl gives the decal a painted on look. Manufactured by Yadda-Yadda Design Co. If you purchase this Yadda-Yadda brand decal from a seller other than Yadda-Yadda Design Co. you are purchasing a counterfeit item.