Nolan N21 Helmet The Nolan N21 Durango is a modern with a wide visor offering excellent face coverage, making it the ideal helmet for both city and down and out-of-town riding. The VPS sunscreen retracts into the shell, giving it a unique compact look. The streamlined shape of the shell is inspired by the timeless vintage look while presenting clean and modern lines. The inner padding has been designed with meticulous attention to detail to offer the light weight expected of a shorty style helmet, together with the close fit and stability of a full-face helmet. Old is New Again with the Nolan N-21 Durango, a minimalist product inspired by the timeless "vintage" look. It continues the legacy of its predecessor, the N20, and is ideal for both cruise and caf racers. Different classic and retro looks are available, depending on the model, due to a variety of color combinations for the inner padding, shell edge, face shield edge, VPS edge, as well as the graphics and the shell itself. The Nolan Microlock retention system, a helmet lock ring, and front air vents complete the N21. Specifications Two (2) shell sizes accommodate sizes S through XL. Shell is Lexan Polycarbonate. Scratch Resistant Treatment on both sides of VPS(Vision Protection Shield) plus UV400. Nolan Microlock retention system. A fully adjustable Chin Strap is integrated into inner padding with for a smooth fit. Helmet Lock Ring. Removable, washable, antibacterial inner padding with attached neck roll for noise reduction. DOT approved.