Cancer Strength is an easy to customize cross stitch chart designed by White Willow Stitching. 1 skein of floss of any color to match the cancer ribbon of your choice. One skein fo a color for the shading inside the wings and 2 skeins for the words, antenna and outer wings. Floss calculations are done based on 1-8 meter skein of 6 stranded floss. Perfect for hand dyed fibers!