Shop › Double-Link Chain Glass Earrings Image 1 of 1 Double-Link Chain Glass Earrings $55.00 sold out Hand-blown glass earrings made by Glass Cowgirl. Earrings are made from borosilicate glass (Pyrex). Sold Out Added! Hand-blown glass earrings made by Glass Cowgirl. Earrings are made from borosilicate glass (Pyrex).