This printed vinyl sticker measures approximately 140mm wide by 140mm high and has a square cut out that will stick to the wall surrounding a standard (UK) size single light switch (approx. 87mmx87mm) Application of these stickers is as simple as peeling off the backing sheet and applying to your chosen surface (surface must be clean and free from grease). Basic printed instructions are included with every purchase and support is available via message or our website. These stickers are printed using a Roland print and cut machine, using genuine Eco-Solvent inks.