Specially designed for computer users with disabilities, wishing to use the BigKeys Keyboards. Made from high grade crystal-clear acrylic, models are available for the BigKeys Plus and BigKeys LX. In particular, users with motor skills difficulties or upper limb disorder will find the BigKeys Keyguard very helpful in aiming their finger at the right key, and giving some support to the hand. The polished rounded holes guide the finger to the correct keys and provide support while the correct key is located.