¾ inch plated manipulating hoops. One end has a wire loop hole. 0.072 inch (0.7mm), 28-gauge wire. Perfect for wine glass markers! Make wine glass charms by stringing beads, then bending round end up. Close by clicking bent end through hole. Attach charms with jump rings or split rings. Not for earrings. Made in China. Supplier states that beads and findings are not intended for children’s jewelry or for use by children under the age of 7.