Extreme Bed Protector or an extreme mattress cover is a sheet of Opalo you can easily drop on top of your bed! It will also stay in place since it is secured from the sides.
 
The Opalo fabric used here is
very shiny
super sturdy
easy to keep clean
 
Available in all colours and weights.
 
You may choose from the predefined standard sizes or choose your own. 
 
Warning: Do not mix black colour with any other colour! The black will stain the other colours.
 
Please also have a look at Extreme Pillow Protectors.