1. The eyecup works as a cushioning around the camera's eyepiece which provides a protection for the camera's eyepiece.
2. No matter you wear eyeglass or not The hollow rubber of the eyecup is comfortable for your eyelid contact and your glasses.
3. Plastic with rubber it impress you a comfortable feeling following a pleasant experience.
4. Compatible with Pentax K5IIS K5II K30 K50 K5 K7 K-S1 K70.