High quality Prime fins for freediving and spearfishing sports from UltraFins manufacturing. Supplied with high end, flat, 100% handmade fiberglass blades and Ultrafins foot pockets. UltraFins are developed and tested by professional athletes providing best quality and efficiency. The blades are uaranteed to supply consistent thrust and power for over 2000km.
Guide for choosing the right stiffness:
- Stiffness 1/Soft – weight under 65 kg (~145 lbs),
- Stiffness 2/Medium -weight over 65 kg (~145 lbs)
- Stiffness 3/Hard – weight over 90 kg (~200 lbs)