Check the listing for details. 5x Multiple sizes Plastic Reels wheel Bobbins Spools Empty Bobbin wire winding. Condition: New. Listed at 6.10 USD. Product Details: 5pcs White Plastic Empty Spools for Wire Thread Bobbins Jewelry Tools for Home Handwork Accessories. These plastic spools are very strong and do not have much weight, so they are not easy to squeeze. Generally, they can be useds to roll various lines, lines and chains. In order to handle those long and chaotic strings, it is best to wind them with these plastic spools. material: plastic Item Type:Jewelry Tools + Equipments color: White Circle diameter: about 50mm, 60mm, 81.5mm Center rod: about 42mm, 61mm, 84mm Rod diameter:about 10mm, 16mm, 19mm Packing list: 5pcs wire reel (according to the package you choose) Note: 1. Due to manual measurement, please allow an error of 0.1-5mm. 2. Since different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.