D4 reigns king atop downhill podiums and BMX events across the globe.

Details are what makes the D4 the most coveted full-face in mountain biking. Prioritizing safety while balancing weight through premium construction and materials, D4 incorporates Mips®protection with an EPP chin bar and anatomical cheek pads with emergency release.

• Mips® C2 Rotational Impact Brain Protection System
• Composite Shell
• Anatomical “3D” contoured cheek pads with emergency release system for EMS responders
• Coolmax® and Dri-Lex® Comfort Padding  
• Removable snap-in, washable comfort liner with moisture-wicking materials
• Super light D-rings
• Smart sheer visor Screw w/ano alum washer
• 16 Vents
• CPSC 1203, CE EN1078, ASTM F1952-DH, ASTM 2032-BMX
• Weight: 1050g
• Helmet Sock included