Characteristic ?1. A hole is designed on the cap to get through a string, which can prevent loss of the cap. ?2. The snap-on center pinch design makes it easy to install and remove, the cap can be use together with filters and lens hood. ?3. The cap is made of high-quality plastic material, It is durable. How to confirm the lens size?Important? ?One lens can be used for different cameras. A camera can have several lenses.So the lens size can’t be confirmed by the camera, only by the lens. ?Make sure your lens thread size is right, the number is always preceded by a “Ø”(diameter) symbol on the front or on the body of your lens. For example: Ø55 = 55mm lens thread size. Don't get confused with focal distance. ?Please contact us to confirm your lens size if you are not sure about it. Compatibility ?For Sony Lens: FE 35mm F1.8, FE 28-70mm f/3.5-5.6 OSS, Vario-Tessar T*E 16-70mm f/4 ZA OSS, FE 50mm f/2.8 Macro, 50mm f/1.4, DT 35mm f/1.8 SAM, 75-300mm f/4.5-5.6(SAL75300), DT 18-70mm f/3.5-5.6, 85mm f/2.8 SAM, 100mm f/2.8 Macro, DT 18-55mm f/3.5-5.6 SAM(SAL1855), DT 18-55mm f/3.5-5.6 SAM II(SAL18552), 50mm f/2.8(SAL50M28), DT 55-200mm f/4-5.6, DT 55-200mm f/4-5.6 SAM(SAL55200-2) ?For Canon Lens: EF-M 11-22mm f/4-5.6 IS STM, EF-M 18-150mm f/3.5-6.3 IS STM ?For Nikon Lens: AF-P DX Nikkor 18-55mm f/3.5-5.6G VR, AF-P DX Nikkor 18-55mm f/3.5-5.6G, Nikkor VR 10-100mm f/4-5.6 ?For Tamron Lens: SP AF 90mm f/2.8 Di MACRO1:1(272E), SP AF 60mm f/2 Di II Macro 1:1(G005) ?For Sigma Lens: 56mm f/1.4 DC DN Contemporary(for Sony Mount), 50-200mm f/4-5.6 DC OS HSM, 45mm f/2.8 DG DN(for Sony E-Mount) ?and more other 55mm lens… Package 2×Lens Cap 2×String After Sale ?We offer 120 days no reason to refund. ?Any question, contact us first please, we will solved it to your satisfaction.? After Sale?We offer 120 days no reason refund. Any question, contact us first please, we will solved it. ?Second Generation?Made of high-quality plastic material, protects your lens from dust particles, water splashes, sun rays or scratches during storage and walking. Second generation cap fit your lens better and is more durable than the first. The snap-on center pinch design makes it easy to install and remove, even with a lens hood. ?Wide Compatibility?Perfect for all 55mm Digital Camera Lens. Please confirm the lens thread size before ordering. Don't get confused with focal distance. ?For Nikon D7100 D5600?For Nikon D7200 D3500 D3400 D5600 With Nikkor AF-P 18-55mm Lens. ?For Sony a6400 A7r4?For Sony E f/3.5-5.6 18-135 OSS Lens for Sony Alpha a6600 a6400 digital camera. For Sony FE 28-70mm f/3.5-5.6 OSS(SEL2870)for Sony alpha a7R ? ? digital camera. NOT for E f/3.5-5.6/PZ 16-50 OSS lens. NOT for FE 24-105mm F4 G OSS lens.Manufacturer: Fire Rock. Date First Available: October 30, 2020. Best Sellers Rank: #112 in Camera Lens Caps. Customer Reviews: 4.5 out of 5 stars 33 ratings 4.5 out of 5 stars. Item model number: 55mmII. : B08P6W9KVX. Item Weight: 0.704 ounces. Package Dimensions: 4.92 x 2.76 x 0.59 inches.