Nexus SecurePlus Ratchet Adj Non Vented Helmet + SecurePlus Chinstrap Black Drive Tools & Accessories Removable saddle and padded rails ISL_TTXND Removable saddle and padded rails for versatile function between use on car pair it with the camera (once only) and use it to activate the "Emergency Recording" functionality to save the current file being recorded from being overwritten Modularity as standard Non vented to meet electrical safety standards High performance ABS shell Premium Twist2Fit ratchet headband for secure fit Premium Dry Tech sweatband provides up to 40% faster drying and absorbs 4x more moisture Tested down to 40C low temperature Reflective sticker kits available Micro peak for maximum upward visibility Complete with fully removable and adjustable EN397 4 point chinstrap Available in white It is recommended that after 5 years use the helmet is replaced