A genuine piece of scuba diving history! For sale is a pair of vintage La Spirotechnique “Otarie” full-foot diving fins, size EU 40–42 / US 6½–8. These classic all-rubber fins were produced in France by La Spirotechnique, the legendary diving equipment company co-founded by Jacques Cousteau and Émile Gagnan. Details: Brand: La Spirotechnique Model: Otarie Size: EU 40–42 / US 6½–8 Material: Solid black rubber (marked “Galleggiante” – buoyant) Era: Approx. 1960s–1970s Country of origin: France Condition: Pre-owned vintage item. Light surface wear consistent with age and use. Rubber is intact, flexible, and in good overall shape. No cracks or major damage.