The Fifty-Four wakesurfer is fast and reactive on the water, but also super stable for beginner riders. The surfer board has a bat tail for increased contact with the wave, making it easier to land flips and other tricks. The XPE deck gives riders sure-footed traction and control. Three sealed waterproof stringers keep the board rigid and durable. EPS core. The Fifty-Four comes with 3 fins which help with tracking and keep riders in control. For riders over 12 years old and up to 150 lbs. 4'6"L x 19"W.