US Blanks Eric Arakawa design 603EA with a 4 mm unidirectional ply stringer. Shaper’s Comments: This is a thinner version of the 6’4″ EA. Size: 6′ 04 3/8″ long x 20 13/16″ wide x 2 9/16″ thick with 4mm ply stringer. Check out the thicker 604EA? See the full blank image here. Get the full catalogue here. Note: 4 mm PLY is unidirectional ply, not peeled.See or download the latest US Blanks blank catalogue, stringer configuration information, rocker information, foam choices or foam colour options here.US Blanks – the world’s best selling foam – are without doubt the strongest, accurate, most user friendly foam on the market. Surfboards made with US Blanks have the best feel according to all research. The stringers are straight, clean and easy to plane. The foam cleans up so well. The plugs are from the best shapers, bar none. Plus you get custom rockers, coloured foam, coloured glues, a huge range to choice from, and total respect! We’ve seen foam companies come and go – this is the foam from which all our production is produced, and we recommend (and guarantee) every blank we sell.