Wash your hair and let it air-dry without products
Check whether your hair is straight, wavy, curly, or coily
Look at how much your hair bends or forms patterns
Feel one strand to see if it is fine, medium, or coarse
Compare the thickness of a single strand to sewing thread
Check how dense your hair is by seeing how much scalp shows
Notice how oily or dry your scalp gets after washing
Observe whether your hair frizzes easily
See how well your hair holds a curl or style
Test how your hair reacts to humidity
Look at your curl pattern from root to tip
Identify whether your waves are loose, medium, or strong
Identify whether your curls are loose, tight, or very tight
Identify whether your coils form small, dense spirals or zigzags
Check for multiple hair types on different parts of your head
Use a hair type chart to match your pattern
Note whether your hair is low, medium, or high porosity
Observe how quickly your hair absorbs water
Observe how long your hair takes to dry
Check whether your hair tangles easily
Check whether your hair breaks easily
Compare your hair texture in natural light
Repeat the test on clean, product-free hair