Cyclist

Bike helmets can look dorky and are often too bulky to stash in a bag. The Park & Diamond is a new helmet designed to solve both of those problems, resembling a baseball cap when it’s on your head and collapsing down to the size of a water bottle when it’s not.

Aiming to boost bicycle security and rider safety in one stroke, Australian designers Tosika Maluma and Carson Tully have created a wearable bicycle lock with 60 built-in LED lights.