set2: 1 x Screen Magnifier + 2 x Speaker Foam Rings This foam edge is made of high quality rubber, pliable, anti-aging and durable, same surround that professional reconers use Exquisite craft, wear-resistant, help to get nice audio effect for low pitch sound This perforated rubber edge is Perfect for speakers repair or DIY 1. HD display screen: Fresnel mirror screen adopts optical HD zoom technology, which can enlarge HD by 3 to 5 times, effectively preventing radiation generated by mobile phone. 2. Sliding design: stretch the silicone button, and then the screen appears. This sliding screen mode helps to protect the screen and is more suitable for transportation. 3. Simple operation: the screen amplifier doubles the screen size, so you can make the most of movies and videos on your HD smartphone. 4. High quality materials: ABS plastic strong and durable, even higher definition. Raise frame adjustable angle of view. Non slip silicone pad protects and stabilizes the phone. 5. Excellent compatibility: whether you are for iPhone or an Android phone, the projector screen of the magnifying glass can be used with your device. 3D visual pleasure can avoid visual fatigue. size:Outer diameter 245mm Type: Screen magnifier Size: 12 inches Magnification: 3-5 times colour: black Material: ABS/rubber Screen Magnifier size: 26.2x17.2x1.2cm Package Contents: 1 x Screen Magnifier 2 x Speaker Foam Rings Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.