For professionals, computer backpacks are a very practical helper for storing and carrying items. Many people will choose a suitable computer bag to facilitate daily travel and commuting. A good computer backpack must be shock-proof and drop-proof, which can protect the computer when the backpack is accidentally dropped or collided. In particular, the bottom of the computer backpack is the place that receives the most impact and vibration. Therefore, the shockproof and anti-fall functions must be better.