The Pinlock 120 Insert for Schuberth C4 Pro Helmets is a high quality Pinlock Insert for use on Schuberth C4 Pro Helmets.Patented anti-fog technology in the global marketPinlock offer 3 different performance levelsPinlock 120 is used by professional riders in motorcycle racing seriesSilicone seal which creates a double shield systemDry hydrophilic technologyPinlock is well known for it s patented anti-fog technology in the global market and is expanding. Pinlock offer 3 different performance levels in our range of insert lenses, to enable everyone to enjoy a clear and fog-free vision when riding. The insert lenses range starts from the Pinlock 30, Pinlock 70 and Pinlock 120 lenses. The number is used to describe the levels of fog free clearance the insert lenses provides in order to acclimatise to temperature differences that cause helmet shields to fog up.Pinlock 120 is the top of the line fog resistant solution for professionals. The Pinlock 120 fog resistant insert lens is used by p