HJC offers you its CS XY II - CREEPER all-terrain helmet:

Safety:

• Injected polycarbonate weighing 1100g +/-50
• Chinstrap fastened with the most resistant Double-D buckle on the market

Ventilation:

• “ ACS ” " channel ventilation system for extracting heat and humidity upwards
  

The "+":

• Plush, Nylex® interior
• Fully removable and washable interior
• Large cut-out for glasses and maximum visibility
• Easy passage of eyeglasses thanks to special grooves
• Ventilation system for optimum air circulation

Size:

• Head circumference 49-50 cm size S
• Head circumference 51-52 cm size M
• Head circumference 53-54 cm size L
• Head circumference 55-56 cm size XL