Beauty Formulas Active Oral Care Interdental brush comes with 10 heads for inter-dental cleaning and prevention of periodontal disease. The brush has a special locking system, just push up the head, insert the brush and lower the head to lock and gives long lasting breath. Ensures interdental cleaning and prevention of gum disease Equipped with 10 brush heads for cleaning between teeth Equipped with a healthy travel case that facilitates carrying and transport Directions Of Use: Push up head, insert brush and lower to lock. Gently ease the brush into the space between the tooth and the gum line, clean the space by gently moving the brush back & forth. Rinse after use. Ideal for -Get the interdental brush to keep your teeth healthy even when you are traveling