I put mine in washer. Let air dry.
Spray on laundry products, then wash in the machine as usual.
Spray with laundry stain remover - put in washer. Yu can also place them in a mesh bag - then in washer. They let dry - no drier.
White mess you can throw those in the machine in a pillowcase tied the knot on the top and you can wash them with regular clothes even with a little bleach