These items are used to dye wool in a natural way. This helps to conserve our planet.
<a href="//commons.wikimedia.org/w/index.php?title=User:Le_coeur_de_la_mer&amp;action=edit&amp;redlink=1" class="new" title="User:Le coeur de la mer (page does not exist)">Le coeur de la mer</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>