Hair Type: Primarily for people with Type 3 and Type 4 (3b-4c) hair. While it can also be used on loose curly/wavy hair, be aware that results may vary! Expected Results: Prevents hair from shrinking when dry, maintaining its length. Expected results depend on the amount of shrinkage if it shrinks 2 inches, it shrinks about 2 inches; if it shrinks 5 inches, it shrinks about 5 inches, etc. Recommendedfor hair types (3b-4c). Innovative Design: Horizontal ends contain flexible material that easily wraps around hair of varying thicknesses. Quantity: Sold in packs of 2 and 4. Quantity required depends on hair thickness, length, and desired results. Generally, people with thicker and/or shorter hair may need 4, while people with thinner and/or longer hair may need 2. Material: Made of breathable and durable polyester mesh fabric (satin-like feel), it is gentle on hair and allows for natural airflow. Dense Hooks: A row of hooks on the vertical side is designed to seamlessly hook onto the holes in the net, providing adjustable tightness for a personalized fit.