• FOUR-RIB DESIGN FOR MAXIMUM POWER TRANSFER - Equipped with a unique four-rib structure, the Mares Avanti Quattro Fins create an arched shape during each stroke, converting muscle energy into efficient thrust and enhancing propulsion for improved underwater performance
• CHANNEL THRUST TECHNOLOGY - Unique Channel Thrust inserts on these versatile open-heel fins enhance water flow, pushing more water with each kick. This design delivers powerful thrust and improved energy efficiency, making every stroke stronger without added effort
• THERMOPLASTIC RUBBER FOOT POCKET & TECRALENE BLADE - Constructed with a soft thermoplastic rubber foot pocket and a durable Tecralene blade, the Avanti Quattro diving fins deliver comfort and longevity, ensuring reliable use for countless dives
• BUNGEE STRAP FOR EASY ON & OFF - The integrated bungee strap system on these swim flippers allows divers to slip in and out quickly, ensuring a secure fit and making adjustments simple both before and after swimming or diving
• ANTI-PARACHUTE PERFORATED FOOT POCKET - The perforated foot pocket on these Mares fins minimizes drag by eliminating the "parachute effect," enabling smooth, unhindered movement and maintaining consistent speed through the water