The document discusses the benefits of using a miswak, which is a natural toothbrush made from the Salvadora persica tree. It lists 15 occasions when using a miswak is recommended, such as before prayer, eating, or sleep. It also notes that miswak use increases intelligence and is a means of purification mentioned in the Hadith. Finally, it provides instructions for preparing a miswak by soaking and shaving it to create a brush-like tip for cleaning the teeth.