WSB Inc (WSB) is recalling certain WSB777 half helmets in all sizes manufactured May 1, 2015, to May 2, 2015. The affected helmets may be missing or have insufficient labeling and may not be strong enough to protect a user in the event of a crash. As such, these helmets fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 218, Motorcycle Helmets.