I have problems with my back and I tend to overload my backpacks which is a bad combination. So I use a backpack big enough for everyday purposes but small enou

I have problems with my back and I tend to overload my backpacks which is a bad combination. So I use a backpack big enough for everyday purposes but small enough to prevent overloading. It is waterproof and has an extra "pocket" for notebooks. It can also be worn together with a suit or coat. [0] https://www.blackleaf.com/de-DE/Levis-Commuter-Flapover-Rucksack/bl3340490.htm https://www.blackleaf.com/de-DE/Levis-Commuter-Flapover-Ruck...