These liners have been thermally molded once, but never worn outside. They can be molded again with no issues. Great liners for double plastic mountaineering boots. Like new. $80 shipped to the lower 48, PayPal preferred.
http://picasaweb.google.com/christopher.pagoda/InutionDenaliLiner?authkey=Gv1sRgCIbO9v_Zq-SNLw&feat=directlink