Molchanovs lists the PRO Monofin 4X Carbon with a blade width of 68 cm for the Small blade and 70 cm for the Regular blade

With due care

a strong structure (polyamide charged with 20% fiberglass)

The Wolverine is not the best choice if your only goal is maximum propulsion in open water

additional lead pieces

Molchanovs - CORE Silicone Bifins Größe:40-41 Molchanovs lists the PRO MonofinThe Molchanovs CORE Silicone Bifins are the ideal training fins for all levels of freedivers, whether the objective is to develop symmetrical kicking technique or to perfect it. Having specific training fins helps freedivers concentrate on forming the perfect foundation of technique, which will optimise efficiency later on in performances with longer blades. The CORE Silicone Bifins uses a special grade of silicone, ensuring a comfortable fit and