An expandable backpack that can also be used as a laptop case. Luxury melange fabric, 2-Tone recycled RPET to preserve the quality of the environment' made from 30 used 1.5 liter bottles. Front pocket with zipper, large central pocket. Zipper closure. External padded laptop pocket with zipper. Internal organizer. USB connection for portable charger Padded back straps can be unloaded. Two mesh side pockets for carrying a drinking bottle or an umbrella. Strap for carrying on a wheeled suitcase. Bag dimensions: 13*40*29 cm