How Should I Wash My Silk pillowcase?
When you first purchase silk pillowcases, wash them by hand for the first few washings. Doing this helps to preserve the sheen of the silk and soften the silk fibers.
After hand washing for the first few times you can switch to machine washing if you want to, but always wash the silk items on your machine’s delicate cycle After hand washing for the first few times but never use hot water. Experts recommend washing silk at 30 degree Centigrade (86 degrees Fahrenheit) which is water that is barely lukewarm.
Let the 100% mulberry silk hand dry, if possible, but keep them out of direct sunlight and away from heating vents because that is just like putting them in a hot dryer.
It is especially important to keep dark colored silk sheets out of the sunlight because it will visibly fade them in a very short amount of time.