Duotone, 2026

iSUP Now Air SLS 2026

2388mm long · 7'10"

711mm wide

121mm thick

140litres

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

A fuller nose than most. A rounded pin tail, a full nose and gently curved rails.

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

As listed by Duotone

Duotone iSUP Now Air SLS 2026: every size as listed by Duotone
size	length	width	thickness	weight
140 L	7'10'' · 2388 mm	711 mm	121 mm	5 kg

Next to your board?

Lay the Duotone iSUP Now Air SLS 140 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

Read off the 140 L outline · derived

54 %wide point, 1285 mm from the tail

3.43length over width

462mm wide 12″ from the tail

13,566cm² of planform

Rocker of the 140 L · borrowed (≈), estimated

≈ 25 mmtail rocker, at the tip

≈ 4 mm12″ from the tail

≈ 14 mm12″ from the nose

≈ 73 mmnose rocker, at the tip

≈ 1260 mmflat to within 3 mm, from 22 % to 75 % of the length

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

≈ 121 mmat its thickest, 42 % from the tail

≈ 38 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 · drawn hollow: no usable side photo of this board · shaded: the middle 80 % of its group · No usable side photo of this board: the median of 49 inflatable SUP boards from 39 product lines. Tail ends set by rule, Claude or a brand convention on their photos, none checked by a person. · estimated