• 2 x High Quality Plastic Center Pinch Front Lens Cap + 2 x Deluxe Elastic Lens Cap Keeper • Front lens cap protects lens from scratches, fingerprints, and elements when not in use • Deluxe Lens Cap Keeper prevents the loss of lens cap and makes photographing more convenient • EASY TO USE: Simply pinch the center of the cap and quickly attach to the front of your camera lens like a lens cap keeper. Mount with 3M adhesive pads or through cap mounting holes • Compatible with camera lenses with 49mm lens thread size. The camera's lens thread size is marked somewhere on the lens barrel