These are more expensive than conventional protectors but add the advantages of pressure relief and in the case of the latter, the ability to be washed.
These can take the form of flat rubberized flannel pads (commonly used under a bedsheet for infants) or special breathable fitted covers.
A urethane laminate on cotton that has good wicking properties is an alternative to a rubberized flannel pad.
[citation needed] The use of a mattress protector is often recommended to individuals who are known to be susceptible to certain kinds of allergies, especially dust mites.
For protection against bed bugs, the mattress and box spring must both be fully enclosed with no possible openings.
Mattress protectors must be left on for at least a full year to make sure that the trapped bed bugs and their eggs die.
Mattress protectors which can be easily disinfected are commonly used in children's nurseries and health care facilities.