What are the Great Gums Brushes made of? December 06, 2024 23:16 Updated Bristles: Nylon.Handle: 100% FSC-certified paper sourced from sustainable forests. Related to interdental brush great gums brush Related articles How often should I replace my Great Gums Brush? What is the Cocobrush material made of? What sizes does the Great Gums Brush come in? How much does shipping cost? Is it safe to use the Great Gums Brush with implants, braces, crowns and/or fillings?