FP02-Yellow trajectory

✅ Dual‑visor design: outer clear visor + inner retractable sun visor
• ✅ 3C & DOT safety certification
• ✅ High‑strength ABS shell + EPS shock‑absorbing foam, multi‑layer protection
• ✅ Removable & washable breathable inner liner
• ✅ Special drinking port for hydration without helmet removal
• ✅ Pre‑reserved Bluetooth headset installation slot
• ✅ Glasses‑friendly interior space
• ✅ Optimized ventilation system for heat dissipation
• ✅ Quick‑release chin buckle for easy wear and removal
• ✅ Aerodynamic shell reduces wind noise & wind resistance