The Popper Snap Stud Press Fastening Sewing Duvet Cover Tape is a versatile sewing tool that allows you to securely attach snaps to various fabrics. The tape comes in a pack/set format and is available in black or white, making it suitable for a variety of crafting projects. The unit quantity varies, depending on your specific needs, and the tool is designed to make the fastening process simple and efficient, saving you time and effort in your sewing projects.