2 PCS Dust-proof Wired Keyboard Case for Apple / Microsoft1. Weight: 10g 2. Unique feeling of soft, delicate and smooth texture 3. Bottom elastic tightening closure design, easy to accept and fast 4. The product is made of elastic waterproof fabric, which effectively prevents the water cup from splashing into the touchpad and enables your product to achieve dustproof and other effects. 5. Its very convenient to take down the seals directly when using them and to use them if you want.