Aussie Saddle Pad Where Can I Find A NON-SLIP Aussie Saddle Pad LONG And WIDE Enough?

Where can i find a NON-SLIP aussie saddle pad LONG and WIDE enough? - aussie saddle pad

Can someone tell me, a place where I can find an anti-slip neoprene and semi-platform for a seat in Australia? I need someone who is long and wide enough to do outside of my parts do not saddle my horse's sides. Everyone I've ever bought on eBay are too large, too short or too small. frustrated! ACK!