Close hook and loop system of garment as you would if wearing it.
Wash separate on Knit/Delicate cycle in warm water on low spin. Hang dry only. Do not Bleach. Do not dry clean. Do not iron.
You can also wash and hang dry the garment bag in the same manner but separate due to possible color issues if the garment and bag are different colors.
*Permanent staining of the inner part of the garment on the barrier membrane may occur depending on the topical product you are using. This is normal. Washing the fabric portion of the garment will clean any topical product away just like regular clothing.