The price is for the supply of one sheet of carving foam block of dense eps foam ideal for carving into landscapes and scenery, or carve it into a
model airplane or model house, use your imagination. The sheet measures 290mm x 200mm x 25mm thick, (give or take a couple of mm)
You can cut it with a knife, rout it, file it, sand it, glue it fill it, fret cut it melt, it.
Be bold, have a go, think of what you can carve, it could be fun.
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=320785164707
going on ebay for about £2.50 plus postage of £1.