Ultrafins Prime

Ultrafins Prime


SKU: ultra fins prime-fins
  • Description
  • Size Guide
  • Additional information
  • Reviews (0)


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)
Please, note that the guide is only a recommendation, and choosing the right stiffness is very individual. Since, it depends more on athlete’s physical strength and muscles, rather than on the total weight.

Please, choose the table you need. Either WaterWayFins or Ultrafins

WaterWay Fins size table

waterwayfins size table

UltraFins size table

Additional information

Weight 2.7 kg

EU 36-37/ US 4.5-5.5, EU 38-39/ US 6-7, EU 40-41/ US 7.5-8, EU 42-43/ US 8.5-9, EU 44-45/US 10-11.5, EU 46-47/ US 12-13

Blade stiffness

Soft (ST 1), Medium-Soft (ST 2), Medium (ST 3), Hard (ST 4)

Edges' color

Black, White, Blue, Red, Yellow


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