Compression Molded Construction Biolite 3 Core Neutral Buoyancy for Easy Starts – Beginner Friendly Machined EVA Traction - Diamond Dual Concave Base Durability and performance were the driving forces behind the Speedster wakesurf series. Utilizing compression molded construction and Biolite 3 Core with the addition of our high-end surf fin system, the Speedster will perform for all ability levels. Easy get ups and a minimal rocker line allow this surfer to remain in the curl with less effort, especially once you drop the handle.