A commercial "ponytail holder" caused extensive hair breakage at the point of application after only two days of use. To our knowledge, this is the first instance of hair breakage due to the ponytail holder itself, and differs from the traction alopecia usually associated with this hair style.
Holder WR, Duncan WC. The Broken Ponytail. Arch Dermatol. 1971;103(1):101-102. doi:10.1001/archderm.1971.04000130103019