Gum Bidirectional Interdental Brush 90° 0,7mm 6 Units are bidirectional conical interdental brushes for interdental cleaning with maximum comfort and efficiency.thanks to their intelligent design, which allows them to be rotated in two positions (90° or 180°) and their triangular filaments impregnated with antiseptic, they help to remove dental plaque and clean gently. For brushing an interdental space of 0.7 mm in diameter. Pack of 6 interdental brushes.