
Jet holes with flow stabilisers
Jet holes with wide entrances and narrow exits funnel water backwards, cutting turbulence and side planing as you kick. Stabilisers guide the jet and delay its spread, so each kick pulls out more efficiently.
A wide rubber jet fin with instant power for heavy loads and strong currents
GULL built GT for the strong torque of a true jet fin with the flex of KINUGAWA rubber. According to GULL, the semi-long, wide blade bends closer to the foot pocket than other jet fins, so it moves a lot of water with every kick while the jet holes keep it stable. The pocket takes almost any drysuit boot, and the spring strap adjusts by up to 4 cm.
฿15,990
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GULL GT FINS ดียังไง?

Jet holes with wide entrances and narrow exits funnel water backwards, cutting turbulence and side planing as you kick. Stabilisers guide the jet and delay its spread, so each kick pulls out more efficiently.

100% Japanese KINUGAWA rubber flexes to carry your kick into the blade. According to GULL, GT bends closer to the foot pocket than other jet fins and moves a lot of water each kick. The protruding centre of the tip adds power to every kick while keeping the fin easy to manage.

Large openings take almost any drysuit boot and make the fins easy to put on and take off. Grooves inside the pocket help your boot slide into place.

The spring moves 2 cm shorter or 2 cm longer than the standard position, up to 4 cm in all, for a better fit and steadier power. A finger handle makes it easy to put on and take off, even in thick gloves.
| Size | GS Boots | Other makers' dry boots (World Dive / Mobby Dick) | Weight | a × b × c × d × e (mm) |
|---|---|---|---|---|
| M | 25–26 cm | 23–25 cm | 1,390 g | 600 × 240 × 100 × 90 × 330 |
| L | 26–27 cm | 25–26 cm | 1,530 g | 620 × 240 × 102 × 95 × 330 |
| XL | 28–30 cm | 27–28 cm | 1,660 g | 635 × 240 × 116 × 99 × 330 |
GULL checked this table with Japanese suit makers; wearing boot inners changes the sizing, and fit also depends on your feet, so ask us on LINE if unsure · weights measured on black; other colours vary slightly

According to GULL, GT gives instant torque when you need it most: diving with a heavy load, battling strong currents, quick getaways, and helping a struggling diver back to shore.
Go by your boots. GULL GS Boots: M 25–26 cm · L 26–27 cm · XL 28–30 cm. World Dive / Mobby Dick dry boots: M 23–25 cm · L 25–26 cm · XL 27–28 cm. Between sizes? Ask us on LINE, and you can exchange sizes within 7 days if they are unused and have not been in the water (you cover shipping both ways unless we sent the wrong item or it is faulty).
Yes. GT's pocket is made to take almost any drysuit boot, but boot inners change the sizing, so tell us your boot model on LINE before you order.
Yes. The spring moves 2 cm shorter or 2 cm longer than the standard position, up to 4 cm in all; GULL recommends a 1/4 socket driver for the job. The finger handle lets you pull it on and off easily, even in thick gloves.
GULL does not describe GT as a beginner fin; it presents GT as the fin for instant torque when you need it most. If you are starting out in boots, see SUPER MEW XX, whose blade GULL made shorter so every diver can use it comfortably. Watch our review above before you decide.
Each fin weighs 1,390 g (M), 1,530 g (L) or 1,660 g (XL), measured on black, and is 600–635 mm long depending on size.