Watsons oral care line provides a high level of comprehensive protection for your teeth and gums. Watsons charcoal dental floss picks in boxes are a product of constant demand. The handle and box are made half from recycled food-grade plastic. Flossing effectively helps prevent cavities between teeth. The flexible curved shape helps safely remove stuck food residues. Suitable for tight gaps between teeth. Shelf life 10 years. Composition: polyester carbon fiber floss, handle made of ABS food-grade plastic. Directions for use: hold the handle and gently guide the dental floss between the teeth, making back-and-forth movements along the gum line. Move the dental floss up and down along the tooth surface to remove food residues and dental plaque. Children under 7 years old should be supervised by adults while brushing their teeth.