It is estimated that 20% of people are allergic to the waste produced by these microbes, so we recommend cleaning of the mattresses every 6 months. Vacuuming alone will not remove dust mites entirely. Therefore, Fiber Clean Washes are suggested to disinfect mattresses by removing dust mites and dead skin cells. A clean mattress is especially important for infants, young children, the elderly, those with chronic illnesses, and anyone suffering from allergies.