American Tourister Sest 4.0 XL Backpack — Geometric/BlueThe American Tourister Sest 4. 0 XL in Geometric Blue 33L XL capacity backpack built with twill polyester, three full compartments and refined ergonomics for school, college or weekend travel. Key features 33 L XL capacity Twill polyester outer 3 full compartments + organiser Padded shoulder straps and back panel Padded laptop sleeve 3 year international warranty Colourway: Geometric Print Blue base