Small Purple Motorcycle Glasses Goggles Night Riding for Women, Boys and Girls Impact Resistant Polycarbonate Lenses (same material used in helmet visors) Indestructable Polycarbonate frames with MemoryFlex Anti Glare night yellow lenses Fits Extra SMALL to SMALL heads. Lens Width 52mm. Bridge Width 17mm. Lens Height 30mm. Arm Length 112mm. Frame Width 122mm. FREE Large deluxe microfiber cleaning case with drawstring included with each pair ($8 value.)