A pair of gloves meant for self-defense. Embedded with 8oz of steel shot in the back of the hand. Also have steel plates over the fingers as well as extra padding to cushion impact. Not fair in a fight.
Jaryn Miller‘s concept uses the handlebars as one of the bicycle’s locks, so the rider will always have the lock with him, but most of all it renders the bike unusable if a thief breaks or saws off the lock.