Like all new underwear, you must wash Pristine Life underwear before you first wear them. After wearing them for the day, just rinse in cold wash, either hand wash OR machine wash. Finally, hang to dry.
STEP 1 : RINSE
After use, rinse separately
STEP 2 : WASH
Hand or machine wash in cold water
STEP 3 : DRY
Dry on flat surface or hang dry