KYT TT-Revo Plain Helmet The TT-Revo features a shell made from ADT-Advanced Thermoplastic, an innovative blend of thermoplastic resins with high crash resistance. Its distinctive and aerodynamic shapes were developed in the wind tunnel to combine maximum performance, ergonomics and stylish design. A precise visor mechanism system ensures practical handling and efficiency, while the high-quality inner padding offers maximum comfort and optimum air circulation. Thanks to collaboration with aeronautical engineers, state-of-the-art software and wind tunnel testing, a strong, comfortable and powerful helmet has been created - ideal for those who want to stand out every day. Features: ADT-Advanced Thermoplastic shell Developed in collaboration with aeronautical engineers Spoiler for exceptional stability and aerodynamic efficiency at all speeds Wind tunnel tested performance for maximum comfort 5 front air intakes and 4 rear air outlets under the spoiler Removable and washable cheek and head pads mechanical visor closure (Racing Lock System) prepared for Pinlock (not included in the scope of delivery) Specifications: Material: Thermoplastic ECE 22.06 micrometric ratchet closure Helmet size/head circumference: XS (53 cm - 54 cm) S (55 cm - 56 cm) M (57 cm - 58 cm) L (59 cm - 60 cm) XL (61 cm - 62 cm) XXL (63 cm) Contents: 1x KYT TT-Revo Plain Helmet 1x Helmet bag