Using some sort of water based silica and a couple wires and some titanium... um oxide? After the titanium transfer you could possibly use some other metals like Gold or something shiny! More comfortable than a mesh
Why would anyone want to electroplate a pillow? Ain't 100 count egyptian cotton or silk pillow cases good enough? Is this like wearing a tinfoil hat?
I once thought of varnishing a pillow so it would float - like a simulated duck. Luckily, my silly thoughts seldom translate to silly actions.