Jewelry Finding Sets, with Eco-Friendly Brass Close but Unsoldered Jump Rings and Lobster Claw Clasps, Mixed ColorSize: jump ring: about 5mm in diameter, 0.8mm thick, hole: 3mm, about 140pcs/compartment; clasp: about 7mm wide, 12mm long, 3mm thick, hole: 1mm, about 20pcs/compartment.