Zips are weird. "Yes, my bag is held closed by hundreds of millimetre-sized metal/plastic pieces which will interleave themselves securely if I pull a thing through them. This will most likely work thousands of times. This cost me £3."
Zips are weird. "Yes, my bag is held closed by hundreds of millimetre-sized metal/plastic pieces which will interleave themselves securely if I pull a thing through them. This will most likely work thousands of times. This cost me £3."