We choose material for thread, fabric and all other component from market very carefully to ensure product quality. This kit is produced by Needle Kong Fu - the ONLY authorized manufacture in China to produce high-end and 100% accurate pre-printed cross stitch kit with exclusive Satellite Remote Sensing Mapping technology. You don't have to read the chart because each printed graph has symbols and color blocks just like the pattern are imprinted on fabric. Please feel free to find the symbol or color block in the fabric and choose the corresponding thread from the pre-sort card to begin the first stitch. Manufacture also uses digital technology to calculate the usage of threads to prevent thread shortage and give 30% more threads of each color for the kit. The best 21-weave 100% combed cotton thickened fabric which is environment protection without chemical additives, with positive grids and not tired eyes. After washing, the fabric do not deformation and can collect forever. The printed color of fabric is with a sharp contrast and vivid, can be stitched without see chart which is time saving and easy to embroider. We also provides thread shortage warranty to prevent any possibility of thread lacking, if you find out you need more threads while you are embroidering, please record the color code of the thread and email us upon finishing your artwork, we will mail the required floss to you immediately (for FREE)NKF