The new IRH4G helmets combines the latest design with superior comfort.
Features:
• Snap In Liners Provide Custom Fit
• Rear & Side Ventilation
• Comfortable Quick-Release Chin Strap
Small - 15 (6 5/8 - 6 3/4)
Medium - 16 (6 7/8 - 7)
Large - 17 (7 1/8 - 7 1/4)
X-Large - 18 (7 3/8)