the mt thunder 4 sv represents all the drive and technological evolution of mt helmets. the arrival of the new ece 22.06 certification shows the high level of our engineering team that, thanks to all the work during recent years, have made mt helmets a specialist in safety homologations. the mt thunder 4 sv sends a very clear message to the industry: now safety on a motorbike is within everyone’s reach. - revolutionary safety: the revolution is here. the mt thunder 4 sv represents a pattern shift in motorcycle safety. - speed: finally, each and every one of you will be able to feel your own speed, confident of being able to do so. - freedom: with the mt thunder 4 sv you can go anywhere. write your own story. features: mtqvs/ quickisor swap system: - asystem designed in-house by the mt helmets engineering team and that first comes to market with the thunder 4 sv, the first helmet to feature this technology. this system, which has been patented by mt helmets, allows the rider to attach/detach the visor really quickly and comfortably without having to take the helmet off. mt-qv88/ quick vmsor swnap system - a system designed in-house by the mt helmets engineering team and that first comes to market with the hunder 4sv, the first helmet to feature this technology. this system, which has been patented by mt helmets, allows the rider to attach/detach the visor really quickly and comfortably without having to take the helmet off. ecoconscious: - mt helmets has reinterpreted its designs taking into account the principles of environmerntal awareness. to reduce the impact on the environment, it has been sought to increase the helmet lifetime with detachable elements which can be easily replaced if necessary, either because they are broken or need to be renewed. extended sun vsor protection (mt-esp): - mt helmets engineering team has developed a retractable visor system offering extended protection, preventing distortion due to changes in light conditions it has a mechanism that can be quickly and comfortably used with one hand. tis detachable for easy cleaning and maintenance. mt-mdtc/ micrometric double toothed closure: - redesigned micrometric retention system to keep it always fastened and secured. the mt helmets engineering department has developed this system to ensure that the fastener is locked by at least two points, ensuring that the system is secured. this locking system, optimal for sport- touring models, offers the best balance between wearing comfort and safety. detachable inner padding: - the interior pads have been developed specifically for each helmet size to fit all head sizes in an optimal way. the materials used for the manufacture of these elements combine different fabrics that favour ventilation, exhaust moisture and dry quickly. all interior pads can be easily removed for either washing or replacing them.