Features: Designed for Sonos Era 100 speaker; It also can hold Phones, Webcams, WiFi and other small devices; Functional and easy to install. Built-in power cable access holes allow cord & charging cable to easily pass through the shelf for use with small electronics like cameras and much more. No sharper edges, sturdy and safe; Specifications: Material:ABS Color:Black,White;(Optional) Size:Approx.13.8x14.8x4.1cm/5.43x5.83x1.61in for Sonos Era 100 speaker; Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1xFloating Speaker Shelf