Brand: ROCKBROS Item No. TT-32 Material: PC shell + EPS foaming Weight: 305±30g (L size) Head circumference: 58-62cm (L size) Product feature: Magnetic goggles Adjustable head circumference L size suit for head circumference Multiple air holes:Quickly remove heat from the head ionic+® technology/Silver ion lining:Anti odor/detachable cleaning Widened goggles:Compatible myopia glasses