A good mod. I thought about doing exactly that with a microfibre cloth (would be nice and thin to make it easier to get back into the bike) until I got the chance of getting the Unifilter without postage costs.
2002 black Tiger955i, 72000 miles and counting.
2012 black Tiger800XC, The other British Land Rover. 40000 miles and counting.
2013 black Tiger800XC, The other British Land Rover. 500 miles and counting.