There are various types of toothbrushes available in the market, made from different materials and with different features. Here are some details about toothbrushes from the search results:

Materials:

• Bamboo and activated charcoal derived from sustainable bamboo
• Sustainably-harvested beechwood handle preserved with vegetable oil, natural bristles made from pig hair
• Plastic, rubber, and nylon bristles
• Nylon bristles and Moso bamboo handle

Positive features:

• Soft bristles that are precisely tapered to clean between tight spots with ease
• Ergonomic handle made with plant-based materials
• Made from natural materials such as bamboo, which is much more environmentally friendly and sustainable
• Soft nylon bristles that gently massage the gum line and deliver a soft, yet effective brush
• Wave-shaped design provides exceptional cleaning performance along the gum-line and in between the teeth

Negative features:

• Made from plastic
• Nylon bristles are not vegetarian
• Plastic toothbrush handles can be recycled, but nylon bristles need to be removed first

Ingredients or materials:

• Activated charcoal derived from sustainable bamboo
• Natural bristles made from pig hair
• Nylon bristles
• Moso bamboo handle

It is important to note that toothbrushes made from natural materials such as bamboo are more environmentally friendly and sustainable than those made from plastic. However, it is also important to consider the materials used for the bristles, as they may not be biodegradable.