Features:
1. High-quality Material: The lens cover is made of soft rubber, which will not hurt your telescope or other equipment, and is elastic enough to act as a comfortable cushion to protect your eyes from recoil.
2. High Performance: Relieve eye fatigue by blocking glare or enhancing low light, and improve concentration by eliminating interference from peripheral motion. Helps create the perfect distance between eyes and line of sight.
3. Wide Range of Applications: Four sizes are available, the extra large horn eyecup is suitable for telescopes with an inner diameter of 42-46mm, the large horn eyecup is suitable for telescopes with an inner diameter of 33mm, the folding eyecup is suitable for telescopes with an inner diameter of 36mm, and the small horn eyecup is suitable for telescopes with an inner diameter of 33mm.

Specification:
Weight: 13g
Colour: Black
Material: Silicone
Size: Extra large horn: 4.6*3.8cm (suitable for telescopes with an inner diameter of 42-46)
Big horn: 3.07*1.92cm (suitable for telescopes with an inner diameter of 33mm)
Folding: 3.6*1.8cm (suitable for telescopes with an inner diameter of 36mm)
Small-horn: 3.3*1.8cm (suitable for telescopes with an inner diameter of 33mm)

Packing List:
3PCS * Telescope Eye Piece Covers

Note:
1.Please allow 1-2cm measuring deviation due to manual measurement.
2.Due to the different monitor and light effect, the actual color of the item might be slight different from the color shown on the pictures. Please Understand, Thanks!