Ykk 51 cm nylon zip in black could be perfect zip for your craft ykk produce a range of zips and colours that will suit every garment and application ykk zips are extremely easy to attach and will give a professional seamless finish these little parts will make a big difference and will last for years to come51 cm in lengthprofessional seamless finishwide range of colours to choose fromdurable51 cm nylon zip in black by ykk