Thumbs Up Icon Study — Round 4

R3#1 base — exploring more wrist and finger/knuckle options.

R3 #1 (base)

R3 #1 — base

More wrist

W1 — taller wrist
Wrist extends further below the fist
W2 — wider wrist step
Wider wrist with slight step out from hand
W3 — pinched wrist
Narrower wrist creates a pinch between hand and cuff

Finger/knuckle options

F1 — gentle bumps
Subtle finger separation at the top edge of the fist
F2 — scalloped edge
Finger tips create scalloped top edge on the fist
F3 — wavy knuckles
Wavy knuckle bumps along the top of the curled fingers
F4 — knuckle lines
Base shape + darker finger separation lines overlaid
F5 — knuckle ridge
Small zigzag ridge along the fist top — knuckles built into the path

Combined: more wrist + finger detail

C1 — pinch + lines
Pinched wrist + subtle finger lines
C2 — wrist + scallop
More wrist + soft individual finger bumps at top

All in context — thumbs up (28px)

base
W1
W2
W3
F4
F5
C1
C2

All flipped — thumbs down (28px)

base
W3
F4
C1
C2