What is this zip? This is an invisible zip / concealed zip and it's length is 20cm / 8 inch. Fabric Family always offers high quality zips. The zip comes in 54 different colours and can be cut shorter to the length you need. What can I use it for? It's great for sewing and can be used for dresses, cushions, clothes and much more. This zip is perfect for dressmaking or clothing repairs or any crafts that you have in mind. If you need advice or more information please email or chat with us. Zip Type: Invisible Colour: 54 Colours Length: 20cm Brand: Fabric Family Delivery: Yes Click & Collect: Yes