Thank you for viewing! *Although we clean the item during packaging, there may be dust or lint inside the core. ◇ Size 60 ◇ 100% Polyester ◇ Ace Crown ◇ Set of 8 colors, 24 spools total ◇ 3 spools of each color There are no noticeable stains, and it can be used with lockstitch machines and home sewing machines. ◆ We take great care in handling the item, but there may be scratches or stains. ◆ The color may differ from the actual product depending on the device you are viewing it on. ◆ Rewound thread is not thread that we have rewound ourselves. We appreciate your understanding and hope you will purchase with this in mind.