Compatible with protective sleeves, compatible with any side-mounted USB C hub on the market, allowing you to plug into the hub without removing the protective sleeve from your for Pro.Real , maintaining the functions of for 3, without compromising on ; 100W power output charging, 5K video and 40Gbps data speed. It is using an extension cable, because the connection is unstable, and it is better to reduce the USB signal.Extend the service life and the Type-C port of your for Pro/Air from wear.Heat dissipation, effectively reducing and blocking the heat from the USB C hub to the for Pro / Air.Colour:greyMaterial:MetalPackage Contents:1 x Type C Extender AdapterOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.