The USB ports are basically a discreet cut-out in the backrest of the slipcover, secured by a sturdy plastic frame that allows you to 'thread' a charging cable through from a power source, so you may simply recharge your devices without leaving the sofa.

Slipcovers purchased with the Wireless Chargers come with an additional pocket on the armrest of the slipcovers so you may tuck the charger in!

Here is where you'll find more information, or watch this video for a quick glance at how it works.

You may definitely still wash your slipcovers, all you'd be required to do is unplug the devices.