• Specially designed for people with dental sensitivity. • Rounded bristles for effective and gentle cleaning, protecting enamel and removing plaque. • Small head and long Duoflex neck to reach hard-to-access areas. • Reaches up to 3 times better the gum line compared to a standard flat-cut bristle brush, according to laboratory tests. • 100% plastic-free pack. • Product dimensions: 0.1 cm wide, 0.1 cm high, and 0.1 cm long. • Product weight: 0.02 kg.