A benchmark in open-heel fin design, the Mares Avanti Quattro Plus delivers exceptional thrust efficiency through its patented Power Joint technology. Channelling ribs direct water flow for maximum propulsion with minimum fatigue — making it the preferred choice of dive professionals and enthusiastic recreational divers worldwide. Fits all standard open-heel dive boots.

✦ Patented Power Joint for peak propulsion
✦ Reinforced blade with channelling ribs
✦ Spring strap included for tool-free adjustment
✦ Available in S/M and L/XL