This interdental brush is designed for medium-sized interdental spaces to help remove plaque and tartar buildup that a toothbrush or floss can't reach. The handle is made from sustainable FSC beech wood, suitable for home composting. Each felled tree is replanted and the leftover material is used to heat the factory. These medium BPA-free nylon bristles effectively access gaps in teeth without harming gums. • Comes in a pack of 6 • ISO 2 / 0.5 mm bristle for medium interdental spaces • Made with compostable beech wood from Switzerland • BPA-free medium bristles, made in Germany • Replace the brush every week or until it wears out. • Packaging: Cardboard Box^*, Vegetable Ink^*. ^ Widely recyclable, *Compostable. Brush the bristles of the interdental brush vertically between the spaces of the teeth. Do not brush horizontally as you can damage your gums. Repeat for all spaces. Keep in a cool, dry place and protected from sunlight. FSC certificate