Wooden Color Chart Tool: The package includes wooden temperature blanket reusable color charts, providing a convenient and organized way to keep track of your color scheme. Perfect tool for hand knitting. Wooden Material: The wooden ruler has smooth edges, is sturdy and durable, with a simple layout, allowing you to effortlessly explore color patterns and experiment with different yarn swatches. Scale: Each board has 10+1 holes and temperature zones, -5 to 96 scale markings. The back side is blank, so you can make important markings. It is a convenient tool for craft enthusiasts! Convenient: This multifunctional temperature blanket color card can be used as a planner for blankets or other knitting projects and as a wool color card organizer. A must-have tool for knitting, crochet, and wool-related projects! Color: Wood Color Material: Wooden Package Contents: 2 x Temperature Blanket Color Chart Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may vary by +/- 1-3 cm.