Features: Yarn Winding Boards Kits: Package includes 20pcs yarn winding boards in 5 colors, enough for yours daily yarn weaving winding purposes. Quality Material: Our yarn winding boards are made of good quality plastic material, smooth and durable, lightweight and delicate. Effective Winding: Flat fish shaped yarn winding bobbins will prevent multiple thread from being knotting together in knitting sewing process. Sewing & Knitting Essential: These yarn winding bobbins kits is an essential for weaving, knitting, sewing and other craft project. Wide Applications: It can be used for yarn, needlework, embroidery, crafts DIY, etc. Great sewing machine thread holder accessories. Specifications: Material: Plastic Color: As The Picture Shows Package Weight: approx.110g Style Options: 2 Style are Available as Shown in the Picture. Size: approx.4.8x10.5cm/1.88x4.13in Package Includes: 20Pcs Yarn Bobbins note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!