Inlcudes 2 premium plastic center pinch lens cap + 2 universal elastic lens cap keeper The lens cap protects your lens from scratches, fingerprints and the elements when the lens is not in use. While the lens cap keeper prevents loss of your lens cap Easy to use: Simply pinch the center to quickly attach to the front of your camera lens, as to the lens cap keeper, attached with the 3M adhesive pad or loop through the cap attachment hole Compatible with any lenses with 52mm lens thread size, Please note your camera's lens thread size will be marked somewhere on the lens barrel, such like Nikon AF-S DX Nikkor 18-55mm f3.5-5.6G lens,Nikon AF-S DX Nikkor 35mm f1.8G Lens,Nikon Nikkor Z 24-50mm f4-6.3 lens,Canon EF-M 55-200mm f4.5-6.3 IS STM lens,Canon EF-M 18-55mm f3.5-5.6 IS STM lens,Fujifilm XC 15-45mm f3.5-5.6 OIS PZ lens,Panasonic Lumix G Vario 14-45mm f3.5-5.6 lens Replaces Nikon LC-52 lens cap or 52mm lens cap from other brands