Wing foil

Duotone, 2026

Sky Free DST 2026

1880mm long · 6'2"

711mm wide

135mm thick

135litres

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

More tail than most. A round tail, a full nose and parallel rails.

derived · against the 169 other wing foil boards in the atlas, read off the outlines.

As listed by Duotone

Duotone Sky Free DST 2026: every size as listed by Duotone
sizelengthwidththicknessweight
135 L6'2'' · 1880 mm711 mm135 mm9.2 kg

Next to your board?

Lay the Duotone Sky Free DST 135 L over up to four others, at one scale.

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Shape & Rocker

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

Duotone Sky Free DST 2026 from above and from the side, every size at true scale, tails aligned
Duotone Sky Free DST 2026 from the side, true proportions: the bottom's rocker over a flat table, every size

Read off the 135 L outline · derived

53 %wide point, 990 mm from the tail

2.67length over width

587mm wide 12″ from the tail

11,218cm² of planform

Rocker of the 135 L · measured

34 mmtail rocker, at the tip
18 mm12″ from the tail
42 mm12″ from the nose
145 mmnose rocker, at the tip
409 mmflat to within 3 mm, from 39 % to 61 % of the length
48 %of the length to the lowest point, from the tail
168 mmat its thickest, 49 % from the tail · on the photo; Duotone lists 135 mm
33 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 · Measured on Duotone's photo of the 135 L. Tail end set by Claude, not checked by a person.

Reviews & Videos

Original pages · 1

Similar Boards

Closest outlines from other models, once stretched to one length and width · derived