As for the space, this bag has a volume of 25 litres. It is made from polyester.
From Amazon
WENGER Patriot 2-in-1 Wheeled Laptop Briefcase, Fits up to 17″ Laptop, 25 l, Unisex, Ideal for Office Business Uni School, Black
The product is available from £93.95 at international stores.
Conrad Electronic
Wenger Laptop trolley Patriot Suitable for up to: 39,6 cm (15,6) Black
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