Inner Diameter about: 34 mm.Height: 30mm/23mm
Material: Made of high quality of soft plastic rubber.
Feature:Ox horn shape,can't be folded.Fit for 32-35mm eyepiece lens.Providing extra comfortable for eyes.
Application: It applies to Stereo Microscope Wide Angle Microscope Eyepiece, and for 32- 35mm eyepiece of the microscope and telescope and other lens, etc.
Package inludes 2pcs rubber eyepiece cover guards.The eyepieces are not included, just the eyecups!