Peakhardware PEAK IV 323454CAPK 8 GB USB 2.0 Flash Drive - Black, White - External. The PEAK IV flash drive, following the successful capless design of the PEAK Slider flash drive that has won wide approval from users, features a distinctive contrasting black and white design on its stylish flat housing, fitting in totally with the latest fashionable trends. Needing just a gentle push to extend or retract the USB connector, it eliminates the need for users to replace the cap after use and removes the risk of lost caps.