Check the listing for details. Blue Bowl Concentrator Dream Mat Vortex Insert. Condition: New. Listed at 29.95 USD. Blue Bowl Vortex Dream Mat Insert This bowl mat Turbo-Charges your blue bowl process time. Adding almost 100x mini cyclone cells that mimic the bowls base function, this upgrade to a tried-and-true favorite allows for the centrifugal bowl cleaner to run at a higher speed, reducing process time. The blue bowl takes a long time; by using the Dream Mat to speed it up, you can cut the bulk of your cons down to manageable amount in a 1/2 hr rather than hour & hours! Turn your blue bowl into a power panning station! Turbo charge your old bowl with Dream Mat magic! The Dream Mat will leave some black sands in the process, but get you there in 1/10th the time! This mat is flying off the shelf like Frisbee's. 4" I.D. X 10.25" O.D Colors will vary Note: Use non-permanent silicone that peels easily. (Do not use super-glue or epoxy.) Product being used;