Features: Easy to move: The wool winding machine is small in size and lightweight, which is easy to move and disassemble. OOTDTY Knitting Kit: Our wool winders are equipped with various knitting tools that can meet all your needs. Function: Keep Your Curling Clean: Turn loose yarns into flawless, well-preserved balls by easily rolling up to 100g of yarn. Great Time-Saving Tool: perfect for winding loose yarn into perfect, well-preserved balls by simply turning the crank, making your knitting and crocheting supplies easy to organize. Easy to Use: Adjustable metal desk holder, Simply attach it to any edge of your desk or surface up to 1-0.5 inches thick, twist the spindle, position the guide arm, and start wrapping! These pretty gadgets require little for any assembly. Specification: Material: Plastic Size after installation: Approx. 20x20cm/7.9x7.9in Type: A, B (optional)Package Included: 1 Piece Yarn Ball Winder SetNote: 2 kinds of packages optional, please choose what you need according to the pictures. Please allow 1-2cm errors due to manual measurement, pls make sure you do not mind before you feel like it. Due to the difference between different monitors, the picture may not reflect the actual color of the item.