harayaa 3x Surfboard Fin Base Protection Cover Surfing Fin Cover Paddleboard Accessories.Surfboard Fin Base Protection Cover, good workmanship,wear resistant.This Surfing Fin Base Protector is made of PVC material, strong and can be for a long time use.Professional manufacturing PVC Surfboard Fin Base Protection Cover,stable performance,has long service life.Internal Space: 20.6cmx7.7cm/8.11inchx3.03inch; Outer Size: 27.5cm x 14.7cm/10.83inhx5.79inch.Our Inflatable Board Fin Base Protective Cover is easy to install, easy to attach and to remove without any tools.harayaa 3x Surfboard Fin Base Protection Cover Surfing Fin Cover Paddleboard Accessories