1. Use flexible materials that are soft and do not damage the machine; 2. It can effectively protect the lens from collision, breakage or scratching; 3. The fine pattern design on the outer ring not only looks beautiful but also makes disassembly and assembly easy; 4. The product weighs only 1.9g and is super lightweight to carry; 5. Brand new and high quality. Product Parameters: Material: Silicone, Product size: 3.4x3.1x0.5cm(1.34x1.22x0.20in), Package: 1 x Lens Cap (not include camera)