32mm-36mm Diameter Rubber Eyepiece Cover Eyeguard-Eye Protection-Stereo Microscope Monocular Binocular eye guards for tanning sports makeup sleeping-facials glasses eyepiece rubber cover eye protection-stereo microscope monocular binocularFeatures:Soft rubber, can be folded.The rubber eye-mask is rubber, which is foldable, easy to use, durable and practical.Multiple diameter rubber eye guards eye Durable in use.It applies to stereo microscope wide angle microscope eyepiece, and for 32-36mm eyepiece of the microscope and and other lens, etc.Specifications:Material: RubberSize:Approx.3.6x3.6x2.3cm/1.41x1.41x0.9inchSize:Approx.3.6x3.6x1.8cm/1.41x1.41x0.7inchColor:BalckPackage Includes:2x Eye ShieldNote:.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Thanks for your understandings.