As for the space, this bag has a volume of 21.5 litres. This particular bag is made from textile.
From Viking Direct
DICOTA Laptop Backpack Spin 15.6 " Polyester Black 32 x 16 x 45 cm
Ecprof
D30575 - Notebook carrying backpack-15.6
This product is also available at 4 unverified stores.