Lock out pickpockets in one click. ZipGuard clips connect your bag's two zippers with a tough S-shaped alloy carabiner so zippers cannot be silently opened. Works on backpacks, luggage, duffels, purses, and camera bags. Feather-light aluminum set of 4 - one for every bag you own. No batteries, no keys, no combos to forget. A travel essential that pays for itself the first time someone tries your bag.