F4U Silcone Weightbelt - 3mm Silicone belt with Stainless Steel Marseille Buckle. 125cms long, so plenty of adjustment.. Belt in white, for visibility.
Why Silicone.. Silicone is considered the best material for Freediving/Spearfishing belts. With the right amount of flexibliity and its high durability, as well its ability to not slide/move as much.