Odour mangement. 6 out of 10 people are embaresed with build up of odour from incontinence accidents.. Protect A Bed powered by Fresche natuarally eliminates it and is effective for 100 washes. It does not wash away. It also kills 99.9% of germs, bacteria, mould and viruses to provide a healthy sleeping environment. Nurses are looking for such a technology.