Her Chamois ButtrR was developed by a female sports medicine physician in cooperation with professional women cyclists. Her 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 ButtrR products are safe for women men, but Her is pH balanced for women. Tested for over a year, introduced for sale April 2013. All Chamois ButtrR chamois creams are non greasy skin lubricants developed by cyclists for use with all chamois. They immediately improve riding comfort soothe already chafed or irritated skin.