Come funziona la spinta dell'acqua sulla pinna?🌍subtitle [ Michele Giurgola ]

MANTRA HARD: the stiffness that was missing! The Mantra Hard was created to satisfy freedivers weighing over 85 kg up to a maximum of 105/110 kg. It's also suitable for deep-sea winter divers weighing over 70 kg. Designed to provide a smooth, yet responsive push from the bottom and capable of maintaining a constant speed throughout the ascent, without tiring the legs. In this video, I'll explain where the water's thrust on the fin starts. We often underestimate simple steps, greatly complicating our lives. info. website https://freediving.cetmacomposites.it... follow us on social media   / cetma_composites_official   MANTRA HARD: the stiffness that was missing! The hard mantra was created to satisfy the spearfisher, weighing more than 85kg up to a maximum of 105/110 kg. But also for winter deep fishermen, weighing more than 70kg. Created to give a soft push, but at the same time reactive in the deadlift from the bottom and able to maintain a constant speed throughout the ascent, without pulling the legs. In this video I will explain where the thrust of the water on the fin comes from. We often underestimate the simple steps, complicating our life by doing..... #apneagiurgola course