Top features:- Retractable cable lets you choose your desired length - Compact ergonomic design is ideal for when you're travelling Retractable cableThe Goji GRETMPP17 Optical Mouse features a retractable mouse, allowing you to choose your desired length. This saves space and helps to prevent you getting tangled up in trailing wires.Compact ergonomic designYou can use the mouse on the move with ease. Its compact, ergonomic design with three buttons and scroll wheel provides you with all the control you need while out and about.