This item compatible with Nikon,Canon,Sony Lenses with 82mm lens thread size,such like Canon EF 24-70mm f/2.8L II USM,Canon EF 16-35mm f/2.8L II USM Lens,Canon EF 16-35mm f/2.8L III USM Lens,Nikon AF-S NIKKOR 24-70mm f/2.8E ED VR Lens,Fujifilm GF 23mm f/4.0 R LM WR,Sony FE 24-70mm f/2.8 GM Lens,Sony FE 16-35mm f/2.8 GM Lens,etc. | This cap protects lens front from dust, moisture, direct sunlight and scratches.and also protects from scratches during storage and walking around. | Inlcudes 2 x High quality plastic center pinch front lens cap + 2 x Universal elastic lens cap keeper + 2 x Ordinary lens cap keeper. | Pinch the sides of the cap and snap it into place,center pinch design allows easy attachment and removal.The elastic loop goes around the barrell of your lens to protect lose a lens cap! | This item compatible with Nikon,Canon,Sony Lenses with 82mm lens thread size,such like Canon EF 24-70mm f/2.8L II USM,Canon EF 16-35mm f/2.8L II USM Lens,Canon EF 16-35mm f/2.8L III USM Lens,Nikon AF-S NIKKOR 24-70mm f/2.8E ED VR Lens,Fujifilm GF 23mm f/4.0 R LM WR,Sony FE 24-70mm f/2.8 GM Lens,Sony FE 16-35mm f/2.8 GM Lens,etc.