Duotone, 2026

Downwinder Air 2026

2489mm long · 8'2"

483mm wide

152mm thick

115litres

Open in Studio See it on duotonesports.com

Sizes & Numbers

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

In one line

Its width sits further back. A pin tail, a pointed nose and curvy rails.

derived · against the 66 other downwind foil boards in the atlas, read off the outlines.

As listed by Duotone

Duotone Downwinder Air 2026: every size as listed by Duotone
size	length	width	thickness	weight
115 L	8'2'' · 2489 mm	483 mm	152 mm	6.5 kg

Next to your board?

Lay the Duotone Downwinder Air 115 L over up to four others, at one scale.

Compare with…

Shape & Rocker

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

Read off the 115 L outline · derived

42 %wide point, 1048 mm from the tail

5.09length over width

344mm wide 12″ from the tail

9,286cm² of planform

Rocker of the 115 L · estimated

≈ 54 mmtail rocker, at the tip

≈ 23 mm12″ from the tail

≈ 41 mm12″ from the nose

≈ 93 mmnose rocker, at the tip

≈ 550 mmflat to within 3 mm, from 33 % to 55 % of the length

55 %of the length to the lowest point, from the tail

≈ 178 mmat its thickest, 44 % from the tail · on the photo; Duotone 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 Duotone's photo of the 115 L, whose bottom line has a 17–18 mm step at 32 % 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