2 large interdental heads. Blue head diameter: 2.5 mm. Red head diameter: 3 mm. Dimensions: 5 x 0.7 cm. It is very suitable for cleaning between braces, crowns, bridges and implants. It is also very suitable for posterior teeth and crowded teeth. Perfectly clean the interdental space. Keep teeth healthy and white, gently massage and stimulate the gums, prevent tooth decay and gum disease, and help prevent dental plaque. Prevent bad breath, prevent tooth patterns and periodontal disease. The nylon coated thread will ensure your gums are safe. Stop irritation to the gums, suitable for use by the whole family. Product About the product Interdental brushes can thoroughly clean curved spaces that cannot be cleaned, removing tartar and interdental residues. It can massage the gums, which has a good effect on blood circulation. Prevent bad breath, prevent tooth pattern and periodontal disease. Nylon-coated thread keeps your gums safe. It is very suitable for cleaning between braces, crowns, bridges and implants. For blue braces, the diameter of the brush head: 3 mm/0.12 inch. For red, the diameter of the brush head: 2.5 mm/0.1 inch. Deep cleansing Our innovative interdental brush is specifically designed to clean between the teeth and the gums, the parts that are out of the reach of the toothbrush. Using our floss heads under normal brushing conditions will help keep your teeth and gums cleaner and healthier. With our dental floss head, you dont have to tolerate plaque, bacteria and food between your teeth. You will find cleaner teeth, healthier gums, and more fragrant breath, all of which are achieved by cleaning where current toothbrushes cannot reach. Main features Soft bristles: If your gums are very sensitive, the bleeding ends after flossing. The super soft bristles can easily enter between the teeth, reducing irritation and eliminating bleeding. Brush cap: The interdental brush is covered with a transparent plastic cap to keep them sterile, safe and clean until you use them. You can put them in your pocket for use anytime, anywhere. Easy to carry, easy to store Non-slip grip: The comfortable grip makes the brush easy to grasp and easy to operate between the teeth The brush is located on the wire and can be bent to any angle, flexible and easy to bend to reach the posterior teeth. In addition, it can massage the gums, have a good effect on blood circulation, prevent bad breath, prevent tooth lines and periodontal disease. Nylon-coated thread keeps your gums safe. Easy to use and clean: (1) Insert the interdental brush between the teeth and gently clean the teeth back and forth. (2) Bend the brush to a place that is not easy to clean, and the teeth will be deeply cleaned. (3) The brush can be reused. Clean the brush and close the lid after finishing The interdental brush is packaged in a lightweight cardboard box. There are two different sizes and 50 PCS in the box. The red dental floss stick is 25 x 3 mm, suitable for wide interdental space, and the blue tooth floss stick is 25 x 2.5 mm, suitable for narrow interdental space, which is more effective for cleaning.