Pair of Rubber Eyecups Eye Guards for Binoculars Microscope Telescope Eye Cups

Quantity: 1 pair rubber eyepiece guards

Material: Rubber   
Color: Black
Suit for eyepiece lens diameter about 34-37mm microscope or binoculars
Conversion:1cm=0.39inch /1 inch =2.54cm
Package list: 1 pair rubber eye cups(Eyepiece not included)