Whether for school or work, you can always find a good use for a backpack. Since it only comes in red, your colour choice is made very easy and it has a volume of 26.5 litres.
From OnBuy
Adidas Unisex Backpack Tiro Rucksack Gym Sports Training School Bag With Padded Shoulder Straps, 26.5 L Red
This product is also available at 1 unverified store.