Options for this item: Colour:Black * Thickened, high-strength anti-glow shell, hard material, abrasion resistant and resistant to falling * 800D Oxford fabric was raised, tissue is more thicker and more resistant to wear * Double layer-adjustable elastic straps suitable for people with different body types * Shock absorb Eva foam effectively absorbs unexpected kinetic energy, impact resistant and impact resistant * Three -dimensional high brightness reflective design, front and side reflector, high recognition for night driving * Hidden shock -absorbing foam filling for moisture resistance and thermal insulation * Tissue printing, New pattern upgrade * Mobile and easy to remove buckle, flexible bending, disassembly in a second, comfortable and easy to use