Size :L size (57-62cm), Material: EPS PC, Net weight: about 318g, small box package, built-in USB rechargeable battery, USB cable, coated lens, including package weight: 537g, box size: 29*26*16.5cm. Color: black and red, a pair of lenses is standard.

Unibody design, a new, updated version of magnetic suction silver lens, USB charging tail lights, rear lights have a variety of models, good ventilation, fashion gorgeous color is tie-in, wicking lining, simple sense is good nylon ribbon, deserve to go up comfortable size adjuster knob type, bring you comfortable to wear and also add more security!