: Curly or deep wave hair appears fuller, so you might need fewer bundles compared to straight hair. 3. Match Texture and Color Weaves 101: Everything You Need to Know About ... - Unruly

: Often cheaper but more prone to tangling because the cuticles are stripped or misaligned. 2. Determine How Many Bundles You Need

The number of bundles depends on the length of the hair and the size of your head. On average, a woman's head circumference is 22.5 inches.

: 3 bundles are the "magic number" for standard fullness.