4/8/12/16/36 Pcs Replacement Toothbrush HeadsCompatible for Philips Electric Brush Head 1100 2100 4100 4300 5100 5300 6100 6500(16pcs)

- Deep cleaning of tooth gaps: The conical fine bristles penetrate deep into the gaps, easily removing dirt and food residues. - Special soft bristles for sensitive skin: Ultra-soft bristles with a gentle touch, even those with sensitive gums can use it with peace of mind. - Durable and not prone to deformation: High toughness material, not prone to fraying or shedding bristles during long-term and frequent use. - Wide brush head covers all areas: Increases cleaning area, brushing efficiency improves by 30%. - 4/8/12/16/36 Pcs Replacement Toothbrush Heads，Compatible For Philips Electric Brush Head 1100 2100 4100 4300 5100 5300 6100 6500