The switchplate snaps on top of the backing that is screwed into the wall to give a great look.
These are all handmade to order and can take up to 3 weeks to create (usually faster but that is a safe estimate!) and no two will be exactly the same!
If you like this item please also check out the TARDIS lantern I made! https://www.etsy.com/listing/120634323/doctor-who-tardis-mosaic-lantern