ULOCK is simple but straight forward bicycle lock. It is made from galvanized steel and heat treated to resist cuts, drills, strong hits and also rust. It is covered with a protective silicon platinic rubber to protect your bike from scratches. There are no physical key for this lock. Instead you use the ULOCK app on your smartphone to unlock it via a Bluetooth connection. It also has a build in GPS so should you ever forget where you locked your bike it will guide you to your wheels.