Asking about help building a diving fins like this

[Mustafa1 (Mustafa)]

How i could build something like this???

[Tom_P]

build = model ?
what do you need the data for ?
as a design study / rendering ?
for production ?
to be able to customize fit it ?
… ?
maybe this is more a jobs&Portfolio category ? do you have any modelling-Experience ?

[theoutside (Kyle Houchens)]

watch this video-

Rhino 7- SubD Hand Challenge

then this one-

Rhino 7- SubD, Rule of Three

then start laying out your fin like this

add edge to get your groups of three when you need to bend up or down.