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Wonder Backpack 已完結

Our backpack is made of plastic bubbles/airbag and sensors.
Our Wonder Backpack is...
Ma Cheuk Lun (Alvin)

Our Wonder Backpack is...

Our backpack is made of plastic bubbles/bags that can detect if you are in an emergency so that we won't get hurt when we are falling down.

And our design may have more functions too, like GPS , charger ,air bag and safety lock.......

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