Thank you very much for viewing. Please consider only if you understand that this is a long-term storage item. These are used sewing threads. - Color: Mainly green - Quantity: Many sewing threads - Spool color: Blue spools - Material: Polyester, No. 50 - Usage: For sewing machines, compatible with home sewing machines Due to the reflection under the fluorescent light, the threads in the foreground appear more gray than they actually are. We have posted the photos as they are, without any special processing, so please check all the photos. We do not have expert knowledge about threads, so please refrain from purchasing if you are concerned about the details. If there is someone who can use these threads a lot for dressmaking or handmade crafts, please consider purchasing them.