Feature:Visible Light Transmittance: 55%.Protection Features: All-round absorption.Protection Wavelength: from 500nm to1800nm.Simple design, large effective protection size.Made of high quality material, strong impact resistance.Applicable to beauty equipment, lasers hair removal, effectively prevent infrared and ultraviolet.Specifically for lasers protection design, can effectively prevent lasers damage to your eyes.Specifications:Material: PC(Polycarbonate)Size: Approx. 13.8 x 14.5 x 4.7cmMaterial: PC frame, PC lensProtection Wave length: 500nm -1800nmColor: As the picture showincludes: 2 x Lasers Protection GogglesQuanlity: 2pcsNote: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail .