Disclosed is a thermal dye-transfer dye-image receiving element comprising a thermal dye-transfer receiver element comprising a dye-receiving layer 1; beneath layer 1, a substrate layer 2 containing a microvoided layer 2 comprising, in a continuous phase, a polylactic-acid-based material, wherein microvoids in said microvoided layer provide a void volume of at least 25% by volume, and wherein at least about half of the microvoids are formed from void initiating particles less than 1.5 micrometer in average diameter; and beneath layer 2, an optional support layer 3.