Finis Adult Foil Monofin
Single blade design promotes development of the undulating foil body motion and propulsive dolphin kick Technique channels control the flex of the fin and encourages correct foil movement Works core and leg muscles more than standard fins Men's sizes: (XS) 3-5, (SM) 5.5-8, (MD) 8.5-10, (LG) 10.5-13, (XL) 13.5-15