Canon ER-h Eyecup for EOS R3

Ultra-small and comfortable, the Canon ER H Eyecup is an invaluable camera accessory for those who work with their camera for prolonged periods. Designed for Canon EOS R3, this silicone eyecup fits the camera viewfinder, offering maximum comfort. The eyecup does not feature any optics and is ideal for use by eyeglass wearers too.

Price: 22.99 from Wex Photo Video