Why they thick tho-
THEY'RE CHUBBY 
Also, why the red at the ends of their hair? Doesn't seem very Frisk-like to me. Though, Frisk doesn't show ANY kind of personality.
That's just a design choice
There has been art of the humans with the color of their soul in their hair, and i really liked that so i incorporated into their design
Actually they hate soda
Bro, I wrote this LONG before watching MysticSlime's video, my opinion HAS changed.
wow, didn't realize how old this was
I thought those were demon wings lol
I do a similar thing with the hair when I draw firsk, also I give them a soul shaped hair floof
my example: https://undertale.wiki/d/t/frisk-sketches/3314?u=tecrusher12
/necropostingiscoolnowig
/ig,ig
my bad. I didn't know this post was 4 months old
It ok I think