JP Australia, 2025

WindsupAir SL 2025

3350mm long · 11'0"

870mm wide

152mm thick

353litres

Open in Studio See it on jp-australia.com

Sizes & Numbers

Listed by the brand, read off a photo, or worked out: where every number comes from

In one line

The 2024 outline, refined. The 353 L is the same length and width as the 2024 353 L.

353 L against the 2024 353 L, listed length and width.

As listed by JP Australia

JP Australia WindsupAir SL 2025: every size as listed by JP Australia
size	length	width	thickness	weight
353 L	335 cm · 3350 mm	870 mm	152 mm	8.8 kg

Next to your board?

Lay the JP Australia WindsupAir SL 353 L over up to four others, at one scale.

Compare with…

Generations

Before it · 2024

The 2025 353 L is the same length and width as the 2024 353 L. Open the 2024

listed length and width

2025 353 L 2024 353 L

The JP Australia WindsupAir SL over time

Shape & Rocker

From above, then from the side, true scale · the chosen size solid, the others dashed

Read off the 353 L outline · derived

48 %wide point, 1614 mm from the tail

3.81length over width

573mm wide 12″ from the tail

23,166cm² of planform

Rocker of the 353 L · estimated

≈ 104 mmtail rocker, at the tip

≈ 43 mm12″ from the tail

≈ 17 mm12″ from the nose

≈ 101 mmnose rocker, at the tip

≈ 114 mmflat to within 3 mm, from 44 % to 47 % of the length

47 %of the length to the lowest point, from the tail

≈ 216 mmat its thickest, 45 % from the tail · on the photo; JP Australia lists ≈ 152 mm

≈ 71 mmlonger along the bottom curve than flat

Lay this rocker over other boards

True proportions · dots at 10 mm and 12″ in from each tip · bracket: flat to within 3 mm · On JP Australia's photo of the 353 L, whose bottom line has a 11–13 mm step at 47 % of the length: a foil plate traced as hull, so it lends to no other board. Tail end set by Claude, not checked by a person. · estimated

Reviews & Videos

Original pages · 1

The JP Australia WindsupAir SL 2025 page jp-australia.com · product page · sizes, specs, photos

Surf › SUP

256–339 L