Lindo Eco-Care Polishing Toothbrushes is made from natural renewable plant fibers that reduce carbon emissions during production. The brush head has over 12,000 premium ultrafine treated PBT bristles that are incredibly soft and gentle for sensitive gums. It features a unique spacing design to promote effective airflow and drying, which helps prevent bacterial build up. The toothbrush construction is free of any metal parts to eliminate the possibility of rust. *Handle made with straw and resin. Bristles made with PBT and bamboo charcoal. Great for sensitive gums and teeth. *2pcs (Mint/Purple or Beige/Purple) in each pack.