(Image credit: Cyclehoop)

Maybe your city isn't part of the bike lane pilot program, but there's still an easy and inexpensive way to protect cyclists. The Armadillo is a bump made from recycled plastic that helps remind cars that they need to share the road. Plus, the bumps are spaced far enough apart that cyclists can merge into the road for turns.

These Recycled Plastic Dividers Can Create A Bike Lane In A Second | Co.Exist