O'Brien iSUP Fin Replacement for Stand Up Paddleboard Mud 2-ply Sympatex® membrane with lifetime

2-ply Sympatex® membrane with lifetime warranty and durable water repellent finish

Removable moisture-wicking oOrtholite® insole

LUMBAR COMFORT ZONE: Extra foam padding to minimize the pressure on your lower back while bolstering support

CHEEK PADS

2 x Belt clip

O'Brien iSUP Fin Replacement for Stand Up Paddleboard Mud 2-ply Sympatex® membrane with lifetimeUpgrade your O'Brien iSUP (inflatable stand up paddleboard) with this versatile 9" replacement fin kit. With its unique guide track and convenient plastic key on a lanyard, locking the fin in place is a breeze. Works with all O'Brien models equipped with the slide in fin box for easy repair and replacement. Features: Durable plastic Easy to install with guide track Black color