Foto&Tech 2 Pieces Rubber Eyecup for Glasses Replaces Canon Eyecup Eyeshade EF For CANON Rebel (T4i T3i T3 T2i T1i XTi XSi XS), CANON EOS (1100D 600D 550D 500D 450D 400D 350D 300D) DSLR Cameras Oversized eyecup provides great comfort with its soft and durable rubber Comfortable for people who wear glasses, rotate 360 to accommodate both the left and right eye and horizontal and vertical shooting positions Minimizes oil stains on LCD, seals out ambient light Reversible to fit both left and right eye, self locking mount keeps eyecup secure Prevents viewfinder from fogging up, prevents scratching of eyeglasses