last (n.1) "wooden model of a human foot used by shoemakers," from Old English læste "shoemaker's last," earlier last "track, footprint, footstep, trace," from Proto-Germanic *laist- (source also of Old Norse leistr "the foot," Middle Dutch, Dutch leest "form, model, last," Old High German leist "track, footprint," German Leisten "last," Gothic laistjan "to follow," Old English læran "to teach"), from PIE root *leis- (1) "track, furrow" (see learn). Related to last (v.).
https://en.wiktionary.org/wiki/last#/media/File:Schusterleisten1.jpg