1. The business mainly operates in the United States, with its core business being the sale of reusable period care products, including period underwear, menstrual cups, and menstrual discs. 2. In Health / Medical, it is a well-known brand in the period care segment, with competitors including Thinx, Knix, and DivaCup. 3. The official website brand terms are "Saalt" or "Saalt period care".