Give a random color coasters?? Complete function?? can meet various computing needs</br>Computer button design?? feel super comfortable?? The use of more durable double drive?? double light</br>touch type conductive adhesive?? comfort sensitive buttons</br>Size: 190*154*43mm;  Number: 12;  The "energy +AAA battery</br></br>Product Description</br></br>Give a random color coasters  Comix was founded in 1991?? as the biggest filing manufacture?? it has been built up as a modern enterprise group and grow as one of the most famous stationary brand in China. With its headquarters located in Shenzhen City and factory of 80??000m2 production area in Shantou Guangdong specialized in PP files?? and another factory of 20??000 m2 in Shenzhen mainly focusing on OA machine?? Comix processes her own research & production center?? and has subsidiary companies or distributors spreading over 500 cities?? supply