Perfectly fits Canon EOS Rebel series cameras including T8i, T7i, T6i, T5i, SL3, SL2, 2000D, and 4000D. Replaces the original Canon EF eyecup for a snug fit. Soft rubber design reduces eye strain during long shooting sessions and helps block stray light for better visibility. Easy to install and stays firmly in place, preventing accidental falls while shooting. Get two durable eyecups at a great price, ensuring you always have a backup when needed. Provides a clearer view through the viewfinder, helping you focus better on your subject for sharper images.