Duotone, 2026

Ultra Grip [Tri] D/LAB Customized 2026

2280mm long · 7'6"

630mm wide

≈ 124mm thick · estimated

106litres

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 narrower tail than most. A square tail, a medium nose and curvy rails.

derived · against the 104 other windsurf boards in the atlas, read off the outlines.

As listed by Duotone

Duotone Ultra Grip [Tri] D/LAB Customized 2026: every size as listed by Duotone
size	length	width	thickness	weight
82 L	221 cm · 2210 mm	585 mm	≈ 107 mm · estimated	5.9 kg
88 L	223 cm · 2230 mm	595 mm	≈ 112 mm · estimated	6 kg
94 L	225 cm · 2250 mm	605 mm	≈ 116 mm · estimated	6.3 kg
106 L	228 cm · 2280 mm	630 mm	≈ 124 mm · estimated	6.4 kg

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

Next to your board?

Lay the Duotone Ultra Grip [Tri] D/LAB Customized 106 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 82 L outline · derived

53 %wide point, 1172 mm from the tail

3.78length over width

376mm wide 12″ from the tail

10,056cm² of planform

Read off the 88 L outline · derived

53 %wide point, 1183 mm from the tail

3.75length over width

380mm wide 12″ from the tail

10,320cm² of planform

Read off the 94 L outline · derived

53 %wide point, 1194 mm from the tail

3.72length over width

385mm wide 12″ from the tail

10,588cm² of planform

Read off the 106 L outline · derived

53 %wide point, 1210 mm from the tail

3.64length over width

397mm wide 12″ from the tail

11,107cm² of planform

Rocker of the 82 L · scaled from the 106 L, estimated

≈ 21 mmtail rocker, at the tip

≈ 6 mm12″ from the tail

≈ 57 mm12″ from the nose

≈ 147 mmnose rocker, at the tip

≈ 820 mmflat to within 3 mm, from 18 % to 55 % of the length

39 %of the length to the lowest point, from the tail

≈ 107 mmat its thickest, 55 % from the tail

≈ 24 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 88 L · scaled from the 106 L, estimated

≈ 21 mmtail rocker, at the tip

≈ 7 mm12″ from the tail

≈ 58 mm12″ from the nose

≈ 148 mmnose rocker, at the tip

≈ 825 mmflat to within 3 mm, from 18 % to 55 % of the length

39 %of the length to the lowest point, from the tail

≈ 112 mmat its thickest, 55 % from the tail

≈ 24 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 94 L · scaled from the 106 L, estimated

≈ 22 mmtail rocker, at the tip

≈ 7 mm12″ from the tail

≈ 59 mm12″ from the nose

≈ 150 mmnose rocker, at the tip

≈ 831 mmflat to within 3 mm, from 18 % to 55 % of the length

39 %of the length to the lowest point, from the tail

≈ 116 mmat its thickest, 55 % from the tail

≈ 25 mmlonger along the bottom curve than flat

Lay this rocker over other boards

Rocker of the 106 L · estimated

≈ 22 mmtail rocker, at the tip

≈ 7 mm12″ from the tail

≈ 61 mm12″ from the nose

≈ 152 mmnose rocker, at the tip

≈ 839 mmflat to within 3 mm, from 18 % to 54 % of the length

39 %of the length to the lowest point, from the tail

≈ 124 mmat its thickest, 55 % from the tail

≈ 25 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 · From Duotone's photo of the Ultra Grip D/LAB 82 with a four-fin (quad) cluster, a sibling's photo on this page, scaled as the 106 L though the rail reads the 82 L (not rescaled yet). Tail end set by Claude, not checked by a person. · estimated