A baffle (100, 1700) for implementation in connection with a food waste disposer, the baffle (100, 1700) comprising: a rim portion (102, 1502) substantially circumferentially extending around a central axis of the baffle (100, 1700); a plurality of flaps (104, 1504) at least indirectly supported by the rim portion (102, 1502), wherein each of the flaps (104, 1504) is substantially sector-shaped; and an annular portion (106, 1506) connected or integrally formed with the rim portion (102, 1502), wherein the annular portion (106, 1506) includes an outer surface configured to facilitate mounting of the baffle (100, 1700) in relation to an external structure; wherein each of the flaps (104, 1504) is at least indirectly supported in relation to the rim portion (102, 1502) in a rotatable manner such that each of the flaps (104, 1504) can rotate about a respective additional axis that is substantially tangent to a respective location along or proximate to the rim portion (102, 1502); wherein each of the flaps (104, 1504) can be rotated so as to attain a respective closed position in which the respective flap (104, 1504) extends radially inwardly, from a respective radially-outward portion of the flap (104, 1504) positioned proximate to the respective location to a respective tip portion (114, 1516) of the flap (104, 1504); wherein when each of the flaps (104, 1504) is respectively rotated so as to attain the respective closed position, the respective tip portions (114, 1516) of the respective flaps (104, 1504) collectively substantially define an inner orifice of the baffle (100, 1700) through which the central axis passes; wherein the baffle (100, 1700) includes one or more components (108, 1508) that tend to cause the respective flaps (104, 1504) to remain at the respective closed positions when already at the respective closed positions, and that tend to cause the respective flaps (104, 1504) to return to the respective closed positions when not at the respective closed positions, characterised in that the one or more components (108, 1508) include an elastic band component (108, 1508), and wherein each of the flaps (104, 1504) includes a respective protrusion (1102, 1518) along a respective underside of the respective flap proximate the radially-outward portion of the respective flap (104, 1504), and wherein the elastic band (108, 1508) is positioned so as to extend circumferentially around the protrusions (1102, 1518) so as to apply respective forces to the respective flaps (104, 1504). a rim portion (102, 1502) substantially circumferentially extending around a central axis of the baffle (100, 1700); a plurality of flaps (104, 1504) at least indirectly supported by the rim portion (102, 1502), wherein each of the flaps (104, 1504) is substantially sector-shaped; and an annular portion (106, 1506) connected or integrally formed with the rim portion (102, 1502), wherein the annular portion (106, 1506) includes an outer surface configured to facilitate mounting of the baffle (100, 1700) in relation to an external structure; wherein each of the flaps (104, 1504) is at least indirectly supported in relation to the rim portion (102, 1502) in a rotatable manner such that each of the flaps (104, 1504) can rotate about a respective additional axis that is substantially tangent to a respective location along or proximate to the rim portion (102, 1502); wherein each of the flaps (104, 1504) can be rotated so as to attain a respective closed position in which the respective flap (104, 1504) extends radially inwardly, from a respective radially-outward portion of the flap (104, 1504) positioned proximate to the respective location to a respective tip portion (114, 1516) of the flap (104, 1504); wherein when each of the flaps (104, 1504) is respectively rotated so as to attain the respective closed position, the respective tip portions (114, 1516) of the respective flaps (104, 1504) collectively substantially define an inner orifice of the baffle (100, 1700) through which the central axis passes; wherein the baffle (100, 1700) includes one or more components (108, 1508) that tend to cause the respective flaps (104, 1504) to remain at the respective closed positions when already at the respective closed positions, and that tend to cause the respective flaps (104, 1504) to return to the respective closed positions when not at the respective closed positions, characterised in that the one or more components (108, 1508) include an elastic band component (108, 1508), and wherein each of the flaps (104, 1504) includes a respective protrusion (1102, 1518) along a respective underside of the respective flap proximate the radially-outward portion of the respective flap (104, 1504), and wherein the elastic band (108, 1508) is positioned so as to extend circumferentially around the protrusions (1102, 1518) so as to apply respective forces to the respective flaps (104, 1504).