Kensington Expert Mouse - Wireless Ergonomic TrackBall Mouse for PC, Mac and Windows with Ambidextrous Design, Optical Tracking, Scroll Ring & 55 mm Ball – Red (K72359WW) Trimmings with height adjustment you get

with height adjustment you get optimal viewing angles and effectively reduce the strain on your eye

Aesthetic and User-Friendly Packaging: This set comes in an aesthetically designed fabric case for easy storage and organization of knitting needles and accessories

The spikes hold the joint firmly in place while the handles make for easy transportation

hardwearing sisal for the care of claws

the more challenging your routine becomes

Kensington Expert Mouse - Wireless Ergonomic TrackBall Mouse for PC, Mac and Windows with Ambidextrous Design, Optical Tracking, Scroll Ring & 55 mm Ball – Red (K72359WW) Trimmings with height adjustment you getDual Wireless Technology The ultimate in wireless freedom, allowing you to connect either via Bluetooth 4. 0 LE that allows you to save a valuable USB port or through a highly reliable 2. 4 GHz USB nano receiver KensingtonWorks Customisation Free downloadable software provides an even more personalized experience, giving you the ability to assign a wide variety of program functions to each of the 4 buttons, as well as adjusting cursor and scrolling