Weight (g): Approx.280g
Material: EPS
Air Vents: 8 - 15
Certification: ce
Material: 1.0mm PC shell+105 density EPS
Width: 17.5-18CM
Standard: CPSC
Features: Ultralight,Integrally Molded,breathable
Size: L:58-62CM(if you want M :54-58 cm please notice on the order)