A toothbrush comprising: a handle having a grip portion, a cleaning portion, and a neck extending between the grip portion and the cleaning portion (16, 316, 516), the cleaning portion (16, 316, 516) comprising a base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) and a carrier (30, 230, 330A, 330B, 530, 1130A, 1130B, 1530), the carrier (30, 230, 330A, 330B, 530, 1130A, 1130B, 1530) including a support (33, 333A, 333B, 533, 1033, 1133A, 1133B) and a plurality of cleaning elements (40, 540, 1040, 1140), wherein the carrier (30, 230, 330A, 330B, 530, 1130A, 1130B, 1530) is attached to the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) at a first end and a second end, wherein a midsection of the cleaning portion (16, 316, 516) is elevated above the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) such that an opening (50, 1050, 1550) is created between the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) and the support (33, 333A, 333B, 533, 1033, 1133A, 1133B), and wherein the opening (50, 1050, 1550) extends along a longitudinal axis of the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420 A, 1420B, 1520) and wherein the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) has a free end (110, 1110) and an attachment end, characterized in that the thickness of the support (33, 333A, 333B, 533, 1033, 1133A, 1133B) at the free end (110, 1110) is greater than the thickness of the support (33, 333A, 333B, 533, 1033, 1133A, 1133B) at the attachment end. a handle having a grip portion, a cleaning portion, and a neck extending between the grip portion and the cleaning portion (16, 316, 516), the cleaning portion (16, 316, 516) comprising a base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) and a carrier (30, 230, 330A, 330B, 530, 1130A, 1130B, 1530), the carrier (30, 230, 330A, 330B, 530, 1130A, 1130B, 1530) including a support (33, 333A, 333B, 533, 1033, 1133A, 1133B) and a plurality of cleaning elements (40, 540, 1040, 1140), wherein the carrier (30, 230, 330A, 330B, 530, 1130A, 1130B, 1530) is attached to the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) at a first end and a second end, wherein a midsection of the cleaning portion (16, 316, 516) is elevated above the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) such that an opening (50, 1050, 1550) is created between the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) and the support (33, 333A, 333B, 533, 1033, 1133A, 1133B), and wherein the opening (50, 1050, 1550) extends along a longitudinal axis of the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420 A, 1420B, 1520) and wherein the base (20, 520, 720, 820, 1020, 1120, 1220A, 1220B, 1320A, 1320B, 1420A, 1420B, 1520) has a free end (110, 1110) and an attachment end, characterized in that the thickness of the support (33, 333A, 333B, 533, 1033, 1133A, 1133B) at the free end (110, 1110) is greater than the thickness of the support (33, 333A, 333B, 533, 1033, 1133A, 1133B) at the attachment end.