The Source Mips (R) helmet combines advanced performance and protection in a rugged, trailready design. Featuring deep coverage with aggressive ventilation from 17 vents coupled with deep internal channeling, it helps keep things cool even when the riding gets rowdy. And with the comfort and secure feel of the Roc Loc (TM) 5 Mips fit system with Integrated Mips brain protection, plus a motostyle adjustable screwin visor and full lower Hardbody durability, you get a helmet that's capably equipped for fun and adventure. Giro Source MIPS Helmet | Matte Black | X-Large | Christy Sports