The threat of concussions to athletes playing high-impact sports is a substantial issue today, but the fact that these injuries could initially go unnoticed is even more of a headache. The Shockbox is a long range wireless sensor that can detect impacts to the head and send data to a smartphone for analysis, and can immediately help determine whether players are in need of medical attention. Designed to affix to a range of helmet curvatures, components were arranged on a flexible cable and overmolded for a customizable fit, and was styled to fit the aesthetic of helmets from a variety of sports.