Nitro NGJPMechanika Introducing the Nitro NFJP Mechanika. This stunning helmet is constructed with an MPT (multi poly tech) shell, injection moulded anti-scratch 3D visor & custom designed T.P.R protection cowling ensuring this helmet is not only scratch resistant but duarable too! Anatomic luxury fitted cheek pads & fully removable ultra comfort fit washable liner system make this helmet as comfortable as it gets! Along with a micrometric buckle for ultimate adjustability & perfect tension, makes it so easy to use, even with gloves on! Summary: Latest ECE 22-05 Standard Compliant MPT (Multi Poly Tech) Shell Construction Injection Moulded 3D Visor With Anti-Scratch Coating Custom Designed T.P.R Protection Cowling Quick Release Interchangeable Visor Mechanism Fully Removable Ultra Comfort Fit Washable Liner System Anatomic luxury Fitted Cheekpads & Comfort Lining Micrometric Buckle For Ultimate Adjustability & Perfect Tension All helmets are supplied with clear road legal visors, black visors are to be used for racing purposes only & can be purchased separately. What Size am I? Get a tape measure or a piece of string & measure around your head. Make sure the tape measure is resting just above your eyebrows andears. The measurement you have should be noted in cm, as this will be your normal helmet size. Please note: These helmets are not always kept in stock & may need to be ordered from the main warehouse. We will ensure your order is dispatched to you as quickly as possible but please keep this is mind when considering a next day delivery.