If you are in the tidewater VA area, I will be going up to Rutland Plywood to pickup some sheets of Dymondwood.
The sheets are 2X16X31 and weigh 62#'s. If you would like one, I will pick them up for $165 a sheet. Please let me know what color you want from the pdf below:
http://www.rutply.com/dymbro.pdf