Soul Cap, designed for swimmers with natural Black hair, banned from Tokyo Olympics 

Swimming caps designed to encourage Afro swimmers with long, thick and voluminous hair to pursue their sport without barriers have been banned for use in the upcoming Tokyo Olympics.

https://www.usatoday.com/story/sports/olympics/2021/07/02/tokyo-olympics-soul-cap-swimming-black-afro-hair/7845369002/