The products are made of good quality non-slip textured grip and durable nylon cord. It can attach very easily onto most zippers. And they can be applied as a replacement for zipper or to attach to zipper for adding length.They are perfect for all your packs, duffel bags and jackets, you can also them on mobile phones, key rings, purses, etc. to differentiate your items. Features - Color: Black. - Material: Plastic and nylon. - Size: About 6 x 2 x 0.2cm. - Strong nylon cord with non-slip textured grip, sturdy and durable for long lasting, not fade. - Easy using: Attaches easily onto almost any regular zipper as a replacement or add on zipper extension. - Non-slip grip, comfortable to hold it. - Application: For bags, backpacks, purses, shoes, clothes, luggage bags, travel cases, etc. DIY your zipper, make it dfferent and unique. - Uses for: Bag, oodies, jacket, backpcak, garments , sportswear, children garments, keyring and many more. Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand Thank you