• The longer blade Onyx fins can be used for Free Diving, Spear Fishing, or Scuba Diving.
• The Onyx has a soft blade and upper foot pocket for maximum comfort.
• The Onyx has a stiff lower foot bed to maximize energy transfer from kick motion to propulsion.
• Blade design channels water efficiently and provides mamimum thrust.
• The Onyx Fins are made by Sherwood Scuba, an American dive brand specializing in Life Support, Masks, Snorkels, and Fins since 1955

The Sherwood Onyx Fins and an outstanding "all around" long blade fin. And can
be used for Free Diving, Spearfishing, or Scuba Diving.The soft blade of the
Onyx allows good performance and outstanding comfort, allowing you to dive
many hours with No Leg Fatigue.