Bike Balls naturally bob-around while you ride (or walk), boosting your visibility and safety in a hilarious way.
Features a new mounting loop that effortlessly attaches on the back of your bike seat (or jacket, backpack, tent ... almost anything!).
Built for rough riding - water / splash resistant construction.
Gently squeeze Bike Balls to turn the light on and switch between the solid/flashing modes. Gently squeeze again to turn the Bike Balls off.