Our bodies have germs, and there’s Virtually nothing we will do about it. The last thing you need to do is deposit All those germs and bacteria onto your bed sheets just about every night. Drill holes are placed 20mm in from the corners working with an 6mm drill bit. https://www.indigosupplies.com/blogs/news/protect-floors-and-surfaces-with-correx%C2%AE-temporary-floor-protection