An oral care implement comprising: a handle and ahead having a front surface and an opposing rear surface , the head comprising a support structure and a monolithic cleaning unit , the monolithic cleaning unit comprising: a base portion coupled to the support structure and forming a portion of the front surface of the head ; and a plurality of bristles extending from the base portion and protruding from the front surface of the head ; wherein at least one of the plurality of bristles comprises: a body having an outer surface that extends along a longitudinal axis (D-D, E-E) from a proximal end that is adjacent the base portion of the monolithic cleaning unit to a distal end that is spaced from the front surface of the head ; and a plurality of longitudinally elongated ribs extending from the outer surface of the body in a circumferentially spaced apart manner; wherein the plurality of longitudinally elongated ribs extends from a top end that is spaced a first distance from the distal end of the body to a bottom end that is spaced a second distance from the proximal end of the body , and wherein a tip portion of the body is free of the longitudinally elongated ribs . a handle and ahead having a front surface and an opposing rear surface , the head comprising a support structure and a monolithic cleaning unit , the monolithic cleaning unit comprising: a base portion coupled to the support structure and forming a portion of the front surface of the head ; and a plurality of bristles extending from the base portion and protruding from the front surface of the head ; wherein at least one of the plurality of bristles comprises: a body having an outer surface that extends along a longitudinal axis (D-D, E-E) from a proximal end that is adjacent the base portion of the monolithic cleaning unit to a distal end that is spaced from the front surface of the head ; and a plurality of longitudinally elongated ribs extending from the outer surface of the body in a circumferentially spaced apart manner; a base portion coupled to the support structure and forming a portion of the front surface of the head ; and a plurality of bristles extending from the base portion and protruding from the front surface of the head ; wherein at least one of the plurality of bristles comprises: a body having an outer surface that extends along a longitudinal axis (D-D, E-E) from a proximal end that is adjacent the base portion of the monolithic cleaning unit to a distal end that is spaced from the front surface of the head ; and a plurality of longitudinally elongated ribs extending from the outer surface of the body in a circumferentially spaced apart manner; a body having an outer surface that extends along a longitudinal axis (D-D, E-E) from a proximal end that is adjacent the base portion of the monolithic cleaning unit to a distal end that is spaced from the front surface of the head ; and a plurality of longitudinally elongated ribs extending from the outer surface of the body in a circumferentially spaced apart manner; wherein the plurality of longitudinally elongated ribs extends from a top end that is spaced a first distance from the distal end of the body to a bottom end that is spaced a second distance from the proximal end of the body , and wherein a tip portion of the body is free of the longitudinally elongated ribs . <EOS>