Choosing the length may be the hardest part about building your braid. Understand that this displayed image is an assumption of how long it will be on a client.
This photo is displayed to give future clients insight on where lengths would typically land.
Bra (16") - Long enough to put into a bun, easier to style when down.
Waist (20") - Most popular, great for all styles.
Butt (24") - Holds a little weight, great for all styles.
Thigh (30") - Statement braids, holds some weight, looks great down.