The outer bristles of the Sensodyne Complete protection+ toothbrush are round-ended tapered filaments which offers 48%* better cleaning. Small compact headsize and duoflex neck helps in reaching difficult areas of the mouth and applies less perssure to offer complete protection of teeth. 0.02 mm thin bristles ensure protection against overbrushing and is gentle on the tooth enamel. Works effectively in removing plaque build up. This toothbrush comes in 100 percent plastic free recyclable packaging