Dual Disc Brakes The front and rear wheels are equipped with a double disc brake system with fast heat dissipation design to ensure smooth braking and safe brking in emergency situations. | 20*4" Fat Tires 20*4" fat tires are made of imported rubber, carboon nano braided layer, buty rubber inner tube. Three-layer design helps you to handle any terrain. | 2 Brightness Headlight 2 hight brightness LED light has a long range, without fear of the black night road, keep you visible to all. Keeping you safe, light the way ahead. | Hight Quality Gift Large-capacity bike bag, easily accommodate your water cup, charger, mobile phone, earphone and other items. |