Avril Harmony Art Palette Sky Gradation (9 colors) 2 sets Butterfly Gradation (9 colors) 2 sets Sakura Gradation (7 colors) 2 sets Sakura Gradation only, using 2 colors x 4 threads, the remaining 7 colors. A set of 25 colors, 50 threads. Avril has closed their shop and these are no longer available. These are Avril's silk thread Harmony, which were previously sold as a limited edition. Harmony was last sold at ¥80 per gram. Each color is 10g, approximately 300m. This is calculated as ¥800 per thread. For those who purchase in bulk, please consider this. Although the 25 colors will be expensive, the cost performance is good because there are 300m of each color. Ito Roku's hand-sewn silk thread is about ¥200 for 40m. Please consider this. Stored in a dark place after purchase.