How often should I wash saddle pads and how?

[ahlam1399]

My saddle pads are a bit dirty atm, how often should I wash them and how (doubt I can put them in the washing machine my mum is non horsey 😂😂)

أكثر... (http://www.horseandhound.co.uk/forums/showthread.php?762857-How-often-should-I-wash-saddle-pads-and-how&goto=newpost)