77mm Lens Cap fits many cameras: Nikon, Canon, Olympus, Sigma, Vivitar, and others! Protect your valuable lenses from scratches and dirt Very handy item to keep in your gear bag - always have a spare! This Kit includes: Lens Cap+ Cap Keeper+ Microfiber Cleaning Cloth Lenses are valuable items and even a small scratch can mar them forever. Always protect your camera's lens with a lens cap! Keep a spare cap in your gear bag for the inevitable lost lens cap, too! Pinch the sides of the cap and snap it into place - it fits securely and your lenses are covered!