Fiberglass Laminated Sandwich Construction with an EPS Foam Inner Core. This layering technique allows for a super durable board in terms of impact resistance, yet still being an extremely lightweight board, which is quite unique. It is a great board for entry riders and mid level riders, super stable, with good performance in waves also. Concave bottom with an exaggerated tail rocker, makes for very good glide speed. Futures Fin Arrangement,1 center with 2 sides. Dual Density EVA Top Deck Pad for solid traction and comfort.