strong>Sharp Eye OK Model Surfboard Description: The OK Model is Sharp Eye’s new 2013 high performance model. Designed with Oliver Kurtz’s input, this model is an all around short board made for progressive surfing. This design has a low entry rocker, forward foil and a massive amount of tail rocker allowing very tight turns on the pocket.Recommended size range: 5’4” – 6’4”. Wave Size: Waist Height and Up. Skill Level: All levels.