1The set is equipped with 36 spools of sewing thread, which is enough for your daily use. 2The standard size is suitable for most sewing machines, suitable for those who are just starting to use embroidery or sewing machines. 3Equipped with a transparent spool box, each spool is in a very orderly individual position. 4The plastic material is clear, easy to see which color to choose, and let your hand sew in an organized way. 5A great tool for DIY enthusiasts, can be used to make and repair clothes by hand.1 x BobbinsBoxSetItem Type: BobbinsBoxSetProduct Specifications: 18 x Black Sewing Thread18 x White Sewing ThreadProduct Material: PlasticProduct Use: HouseholdScope of Use: Most people of the right age.