Durable Design: Crafted with a high-strength ABS shell and a high-density EPS inner core, the riding helmet offers excellent impact and scratch resistance for long-term use. It meets the ASTM F1163-15 certification standard for safety and reliability Comfortable Fit: Designed for all-day wear, this helmet features an adjustable dial system and straps for a personalized fit. The removable, washable liner and 9 ventilation holes keep you cool and comfortable during your rides Multi-functional Helmet: A built-in sun visor helps block sunlight and reduce wind resistance. Perfect for equestrian activities, it's also versatile enough for other outdoor sports where head protection is needed Available Sizes: Offered in three sizesS (50-55 cm, 470 g), M (55-58 cm, 520 g), L (58-62 cm, 530 g)to suit different head circumferences. Recommendation: Head circumference + 2 cm for best fit