60 in a Package: Drawstring Mask Elastic Sew for an adjustable Fit. Just slide the bead to easily adjust the length so that your face masks will fit anyone. The elastic is 90% nylon/10% Spandex, very soft and extremely comfortable on the ears. The bead is 100% PVC. The loop is approximately 8″ (4″ folded in half) and it stretches up 12″. Machine wash and dry. Do not iron!