Bluemoona 10 Pcs - EMPTY Bobbin ROUND HARD PLASTIC Wire SPOOLS END Clear 4 Ribbon Lace Line 78mm(3")x47mm(1.85") Material: Plastic Color:White Round diameter:78mm(3") CENTER ROD: 43mm(1.69")40.5mm(1.59") Quantity:10 Pcs Use For: Various Size Cord Ribbon, Such As Storing String, Cords, Ropes, Wires, Ribbons, Chain, And Many Other Items.