This entirely natural replacement dish washing head, is made of soft, dark, sanitized horsehair bristles mounted on an untreated sustainably harvested beechwood base. This replacement head can be composted at the end of its life. Sustainably made in Germany by a dynamic, ethical family business committed to creating the highest quality products from natural renewable materials using old world techniques and modern designs and technology. We have visited them and their facilities in Germany and were extremely impressed. Dimensions: 5 cm / 2"Weight: 0.05 / 0.12 lb Dimensions: 5 cm / 2" Weight: 0.05 / 0.12 lb Materials: Head made of sustainably harvested, untreated German beechwood; bristles made of soft, dark-coloured, sanitized horsehair. Care Instructions: Do not leave sitting in dishwater for long periods as this will decrease its useful life. Country of Manufacture: Germany. Health and Environment: BPA-free, phthalate-free, PVC-free and lead-free. Compostable.