Enhance the flow…

Surfer: Lance Carleton
Photo: Andrew Shields

HANALEI FINS Blog

Catch up on all the latest developments at HANALEI FINS and MAIRFOILS.

We will be posting regular updates and news on the latest developments in both the production and custom fin business. This will also be where announcements will be made, so please follow this blog by signing up for the RSS feed.

Testing
GR8-613BW New Color

Posted by Robin Mair on 2026-05-24

We are changing up some of our standard colors as we are moving to a new supplier. The first color to change is the MANGO color. The new color (as...

Testing
GR8-613BW with Fence Experiment

Posted by Robin Mair on 2026-05-23

We finally found time to try something we've wanted to do for a long time. This project is an experiment to get a feel for how the performance of our...

Testing
SP9-700 Phenolic/Wood Hybrid Construction

Posted by Robin Mair on 2026-02-26

When we first introduced the SP9 fin series, we mentioned that the intended construction methodology involved a combination of G10/Phenolic and plywood. This build technique allowe…

Testing
UPDATE: GR8 v3 BLNDR Quad

Posted by Robin Mair on 2026-02-25

GR8 BLNDR QUAD v3 2026-02-25 We have moved on to testing the next version of the GR8-613BW design, which is version 3. It features a slight increase in rake, and...

Testing
Testing GR8 v2 Quad Setup

Posted by Robin Mair on 2025-12-05

TESTING GR8 QUAD v2 2025-12-05 More testing of the GR8 Quad set today at Hanalei, surf was in the 6' - 8' range, with some solid outside wrappers. Consensus is...

Testing
GR8 QUAD version 2

Posted by Robin Mair on 2025-11-15

The GR8-613BW has undergone its initial revision, which entails augmenting the fin’s rake to enhance its projection. Consequently, this modification also increased the fin’s surfac…

Testing
Latest CNC Production Fin Designs 2025

Posted by Robin Mair on 2025-08-19

Latest CNC Production Fin Designs 2025 We are getting ready to put a large number of new templates into CNC production. Some of these designs are brand new, while others...

Testing
HANALEI FINS Website Updates

Posted by Robin Mair on 2025-08-18

ANNOUNCEMENT The HANALEI FINS website has been given a fresh coat of paint! As part of this effort, we are also trying to provide more information about our fins and,...