Our D.O.T. And ECE Daytona Viper Helmet, With Inner Anti-Scratch Retractable Smoke Shield, In Grey Carbon Fiber, Meets And Exceeds D.O.T. FMVSS 218 And ECE 22R06 Standards.  With 2 Different Shell Sizes, You're Sure To Get That Proportionate Fit!!  Features A Dual Shield System; Outer Anti-Scratch Clear Shield With Pinlock 120 Lens (Anti-Fog) And Inner Anti-Scratch Retractable Smoke Shield.  Also Has A Quick Release Lock Retention System; One Finger Release Lever For Easy Detachment, Passive Chin And Forehead Ventilation, And A Removable, Hand Washable Interior (Moisture Wicking Fabric). Bluetooth Compatible.  Cloth Draw String Bag Included.  Sizes Range From XS-2XL.