So i love my new couche cover but this am ds did a poo which he decided he would roll into his cover - grrr! so it has never been washed since i bought it new and has now got poo on it - what do i wash it with - th einstructions say use olive soap or wool shampoo and i have neither - is there someting regular i can use and is it a handwash job or a chuck in washer - also does this mean i will now have to lanolise it after its washed - HELP!