For anyone interested in blue xps foam blanks it is now available from HDX up to 8’ I will do custom rockers and stringer wood I have most of the popular foils . This foam is a 2lbs water proof uniform density xps for surfboard cores . HDX XB core is used by many top shapers , cnc shops, and glassers ,easy to shape and glass. 10 years testing and development . 714-828-4850 or hdxsurfboards@earthlink.net