No, 1b hair is not rare. It's considered fairly common within the straight hair community.
Understanding 1b Hair
1b hair is a hair type characterized by being mostly straight with a slight wave.
- Characteristics: If your hair is more straight than wavy, relatively shiny, and able to hold a curl, it's likely you have 1b hair.
- Commonality: The reference indicates that 1b hair is fairly common.
- Identification: The near-imperceptible wave in 1b hair can sometimes make it difficult to identify definitively.
- Examples Many Asians possess this hair type.
In summary, while identifying it can be tricky due to its subtle wave, 1b hair is not considered a rare hair type, especially among individuals with straight hair.