Rapid III Helmet Electron Shield. Replacement outer face shield for the LS2 Rapid III helmet. The Electron shields are lightly tinted to balance daytime sun protection with usable visibility in mixed or low light. The optically correct A-Class polycarbonate face shield delivers exceptional clarity and long-lasting durability. It features double-injected rubber edging to effectively seal out water and debris. Additional highlights include an anti-scratch, UV-resistant surface.