Features of the Troy Lee Designs D4 Polyacrylite MIPS Helmet
Mips® C2 rotational impact brain protection system
Polyacrylite shell
Three shell sizes for better adaptation to different head sizes and the age of the rider
Anatomically shaped "3D" cheek pads with emergency release system for EMS deployments
Removable, washable comfort lining with moisture-wicking materials
Super-lightweight titanium D-rings
Smart, breakaway visor screws
Certified according to CPSC 1203, CE EN1078, ASTM F1952-DH, ASTM 2032-BMX