Mares Avanti Tre Full Foot Fins - Size 12/13 (47/48)

This fin features an open heel design and operates based on the O. P. B. system (Optimized Pivoting Blade) Fin Technology, which ensures that the blade maintains an optimal angle throughout both the up and down strokes. This technology is patented to provide the best performance possible.

In addition to the O. P. B. system, the fin also incorporates Channel Thrust Technology, another patented feature that enhances propulsion efficiency.

The materials used in the construction of this fin are thermoplastic rubber techno polymers, which are durable and flexible for maximum comfort and performance in the water.

With a thrust area of 760 cm2 / 117 in4, this fin is designed to provide powerful propulsion while minimizing effort. Its innovative design and advanced technologies make it a top choice for divers and snorkelers looking for premium equipment.

Overall, this open heel fin is a high-quality product that combines cutting-edge technology with reliable materials to offer the best possible performance in the water. Its unique features set it apart from other fins on the market and make it a must-have for anyone serious about their water activities.

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