[QUOTE="Andy Bonwick"] The built in pump is the bag. It's got a one way valve and you open the bag up to fill it with air, fold the top over to seal it, pump then repeat until the bed is full. It works ok but it's a lot of fucking about.[/QUOTE] [URL="http://www.facewest.co.uk/Exped-Downmat-9-Pump.html"]www.facewest.co.uk/Exped-Downmat-9-Pump.html[/URL]