Regatta Oakridge Air 30L Backpack Size & Fit One size Details End use: Lifestyle Oakridge Air 30L Backpack Grey/Black Lighten the load with the Regatta Oakridge Air backpack. This 30-litre versatile daypack is perfect for weekend walks or the daily commute. Features a padded laptop/tablet sleeve with plenty of space for everything else. Highly breathable mesh and EVA foam on the back panel and shoulder straps, provide all-day comfort. Material & Care Material Content: Polyester 100%