Thunder 4 is a new proposition from the MT Helmets brand, compliant with the new European safety standard ECE 22.06. The helmet shell is made of polycarbonate, and its shape is very aerodynamic. An additional advantage is the removable rear spoiler, thanks to which Thunder 4 maintains stability even at higher speeds. Visor with the innovative MT-QVSS+ system (Quick Visor Swap System), enabling quick and easy assembly and disassembly of the visor. Visor: Made of high optical quality polycarbonate, guaranteeing exceptional clarity of vision. Fitness: Perfect seal between the housing and the visor thanks to the rubber profile with an edge, providing effective protection against wind and dust. Pinlock: Equipped with the 100% MAX Vision Pinlock 70 insert mounting system, eliminating fogging in difficult conditions.Ventilation: Adjustable large air inlets and outlets ensure effective ventilation. Closure: Integrated visor locking mechanism, guaranteeing its stability while riding.Lining: Fully removable and washable lining, fully anti-allergic and antibacterial. Resistance: Made of materials with exceptional impact resistance, ensuring safety in the event of an accident. Sunvisor: Yes, with the MT-Sunvisor+ system, which provides an extended field of vision and comfort when riding in sunny conditions. Alternative visors: Available in tinted and colored versions as equipment.The helmet is adapted for mounting intercom Weight 1500g+-50g, 2 shell sizes. NOTE: In reality, the helmet visor is transparent. Manufacturer graphics are for illustrative purposes only.