VTG SISANDINA Wool Women’s Full Zip Chunky Sweater size medium

Vintage 100% Wool Full Zip Chunky Sweater Mae in Ecuador tag show Alpaca so this may be Alpaca Wool however the tag just says 100% Wool. Made by SISANDINA Hand crafts, Tag which is loose on one end does not give size Size based on measurements I believe to be a medium. Women’s size medium please see measurements Armpit to Armpit approximately 19 1/2 inches Length from back below collar approximately 27 inches Sleeve length from armpit approximately 18 inches Condition is very nice vintage pre owned please see all photos for condition and my measurements