The Bambaw Arista Tongue Cleaner is made with stainless steel, it is minimalist, reusable, zero waste and lasts forever. The tongue cleaner is basic product in your bathroom. It improves breath, digestion, oral hygiene and sense of taste. HOW TO USE IT?The Bambaw Arista Tongue Scraper is the most important element for dental hygiene. Dentists recommend using this tongue cleaner at least twice a day and changing it every 3 months.