Specifications:
Material:Rubber
Color:Black
Inner Diameter:17mm
Outer Diameter:29mm-30mm
Size:32mm*14mm
Features:
100% brand new and high quality
Soft rubber,can be folded, fit for 29-30mm eyepiece lens
Multiple diameter rubber eye guards eye shields
eye cups for microscope telescope eyepiece
Package Included:
2×Eyepiece Eye Shield Rubber Eye Guards Eye Cups