Women's Chamois butt'r was developed by female bicycle riders and doctors who cater to the needs of cyclists. The Sports Physicians work to improve the riding comfort with a cream that prevents chafing and irritation. Her Butt'r utilizes premium ingredients including aloe vera, green tea leaf extract, tea tree oil, shea butter & lavender oil for their naturally occurring beneficial properties. All Chamois Butt'r products are safe for women & men, but Her Butt'r is pH balanced for women. Tested for over a year.