Feature: • 1. Brand New and Hight Quality • 2. Material: Plastic Rubber • 3. Inner Diameter: 32mm • 4. Height: About 29mm/18mm • 5. Application: It applies to Stereo Microscope Wide Angle Microscope Eyepiece, and for 32-36mm eyepiece of the microscope and and other lens, etc. • 6. Quantity: 2pcs/Bag