your gonna need a rope

dubé juggling equipment
www.dube.com|
www.dube.com/rope/
http://www.dube.com/rope/trickrope.php  (Check out the "DVDs & Books About " tab and "Watch Demo" tab.

Western Stage Props

www.westernstageprops.com
Look for:
Ropes and Accessories
Whips and Accessories