Using a mouse at a computer for hours at a time, can cause pain and discomfort to your wrists. The Silicone Wrist Rocker has an innovative cylinder design that allows for smooth effortless rocking motion for enhanced mousing comfort when working. It provides a soft, cool place for your wrists to rest. It is optical and laser mouse friendly and it's fun, vibrant colourful look with brighten up any office workspace. Easy to clean and is accredited against BS EN ISO 9241 by FIRA International, an independant Ergonomic Accreditor. Computer Supplies#Ergonomic Pads & ProtectorsGBPBB66803