Dental Flossing & Brushing Oral Model. All the teeth can be flossed! This deluxe dental model is enlarged 3 times life- size and is highly detailed and articulated. Interdental spacing allows flossing instruction in virtually any area of the arch. Can be used to demonstrate proper brushing and flossing techniques. Size 3" x 4". Used in dental schools educational programs dental offices and legal presentations. Brush 13" long.