I've used a4tech x7 mouse pad, something like this
http://laserland.com.pl/pl/p/MOUSEPAD-GAMING-A4TECH-X7-200MP/1437

It was really smooth. Like really smooth.
Anyone knows how's the new a4tech bloody stuff feels like?
http://www.newegg.com/Product/Product.aspx?Item=9SIA26C0TX4602

Looks more like a carpet(?)