Here is an excellent alternative to decrease the excessive use of disposable plastic, without compromising the quality of the brushing. On the contrary, you will discover a natural brushing, very soft and non-abrasive. The OLSEN + OLSEN brush are 100% decomposable after 3 months of use. It comes in a recycled and recyclable/compostable cardboard box depending on your city. The beige bristles are made of Nylon-4, the only one 100% biodegradable.