Duotone, 2026

Cosmic SLS 2026

2438mm long · 8'0"

762mm wide

≈ 121mm thick · estimated

108litres

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

Shorter and fuller than most. A square tail, a medium nose and gently curved rails.

derived · against the 157 other sup boards in the atlas, read off the outlines.

As listed by Duotone

Duotone Cosmic SLS 2026: every size as listed by Duotone
size	length	width	thickness	weight
108 L	8'0" · 2438 mm	762 mm	≈ 121 mm · estimated	6.8 kg
124 L	8'4" · 2540 mm	787 mm	≈ 129 mm · estimated	7 kg
140 L	8'8" · 2642 mm	813 mm	≈ 136 mm · estimated	7.5 kg
157 L	9'2" · 2794 mm	838 mm	≈ 140 mm · estimated	8.3 kg

Every size side by side, tails on one line, one scale

Next to your board?

Lay the Duotone Cosmic SLS 108 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 108 L outline · derived

52 %wide point, 1273 mm from the tail

3.20length over width

503mm wide 12″ from the tail

14,641cm² of planform

Read off the 124 L outline · derived

52 %wide point, 1326 mm from the tail

3.23length over width

520mm wide 12″ from the tail

15,759cm² of planform

Read off the 140 L outline · derived

52 %wide point, 1379 mm from the tail

3.25length over width

538mm wide 12″ from the tail

16,919cm² of planform

Read off the 157 L outline · derived

52 %wide point, 1459 mm from the tail

3.33length over width

528mm wide 12″ from the tail

18,454cm² of planform

Rocker of the 108 L · estimated

≈ 104 mmtail rocker, at the tip

≈ 48 mm12″ from the tail

≈ 50 mm12″ from the nose

≈ 136 mmnose rocker, at the tip

≈ 499 mmflat to within 3 mm, from 41 % to 61 % of the length

48 %of the length to the lowest point, from the tail

≈ 121 mmat its thickest, 52 % from the tail

≈ 31 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 124 L · scaled from the 108 L, estimated

≈ 108 mmtail rocker, at the tip

≈ 52 mm12″ from the tail

≈ 54 mm12″ from the nose

≈ 142 mmnose rocker, at the tip

≈ 509 mmflat to within 3 mm, from 41 % to 61 % of the length

48 %of the length to the lowest point, from the tail

≈ 129 mmat its thickest, 52 % from the tail

≈ 32 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 140 L · scaled from the 108 L, estimated

≈ 113 mmtail rocker, at the tip

≈ 55 mm12″ from the tail

≈ 58 mm12″ from the nose

≈ 148 mmnose rocker, at the tip

≈ 519 mmflat to within 3 mm, from 41 % to 61 % of the length

48 %of the length to the lowest point, from the tail

≈ 136 mmat its thickest, 52 % from the tail

≈ 33 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 157 L · scaled from the 108 L, estimated

≈ 119 mmtail rocker, at the tip

≈ 61 mm12″ from the tail

≈ 64 mm12″ from the nose

≈ 157 mmnose rocker, at the tip

≈ 533 mmflat to within 3 mm, from 41 % to 60 % of the length

48 %of the length to the lowest point, from the tail

≈ 140 mmat its thickest, 52 % from the tail

≈ 35 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 Cosmic SLS 8′4″ x 31″ 124L, scaled as the 108 L though the rail reads the 124 L (not rescaled yet); read that way, its traced side holds 22 % more than the listed 108 L. Tail end set by Claude, not checked by a person. · estimated