I kept waking up with tangled morning hair, so I tried a silk pillowcase. Here's proof of the difference it makes.

How to wash a cotton, polyester, feather or down pillow Washing your pillows doesn ... 1. Pre-treat any stains: To do this mix together equal parts of water, laundry detergent and white vinegar.

Made predominantly from cotton rather than synthetic fibres ... Because it offers an extra layer of defence beyond just your pillowcase. 'Yellow stains on pillows can be caused by various factors ...