Our bamboo and coconut bottle brush is an innovative and sustainable cleaning tool that is perfect for scrubbing the inside of bottles and other narrow vessels. The handle is made from strong and durable bamboo, a renewable resource that is fast-growing and requires less water and pesticides to grow than traditional hardwoods. The bristles are made from coconut fibers, also known as coir, which are a byproduct of the coconut industry and serve as a sustainable alternative to synthetic materials like plastic. These dense and firm bristles effectively remove dirt and grime, making the brush ideal for cleaning reusable water bottles, baby bottles, and other containers that are difficult to reach with traditional cleaning tools. Additionally, the brush is biodegradable and environmentally friendly , so that you don't have to feel guilty after it's lifetime of usage. Overall this brush is a great choice for anyone looking to make a more eco-friendly and sustainable cleaning choice.