Cleaning lint out of the old computer mouse. Momentarily holding the trackball in one hand, just for the pure pleasure of feeling the oddly velvety weight. : r/nostalgia
This spherical mouse for Generation Z is an everyday accessory + stress ball rolled into one! - Yanko Design
Amazon.com: PEIOUS Trackball Mouse Wireless - Ergonomic Rollerball Mouse with RGB Backlit,(2.4G USB + Bluetooth) Connection Thumb Control Mouse Rechargeable Compatible with iPad, Mac, Windows PC - Black : Electronics