Cetma Composites – Aerospace Engineered Carbon Fins for Elite Freedivers and Spearfishers
Cetma Composites combines aerospace-level engineering with marine sports, offering high-performance carbon fins tailored for freediving, apnea, and spearfishing. Designed and produced in Italy by experts with deep aerospace and composite materials experience, their fins feature a patented “engineered stiffness distribution” and hot-melt prepreg manufacturing — ensuring unmatched strength, responsiveness, and efficiency underwater.
Core products
- Mantra, Prana, Edge carbon blades
- Lotus micro-composite polymer fins
- Canova R1 Carbon Speargun