Recycled 600d Polyester. Top Open Laptop Backpack Rucksack Made of Recycled Fabric. the Bag Open has an Extension Option, to Have Bigger Volume. Main Compartment with Padded Case for Laptop, Up to 15.6” Screen. Pocket in the Front. Pocket with Closure in the Side, & Hidden Zip Pocket on the Other Side. Padded Back. Adjustable Padded Shoulder Straps. Carrying Handle. Recycled 600d Polyester. Top Open Laptop Backpack Rucksack Made of Recycled Fabric. the Bag Open has an Extension Option, to Have Bigger Volume. Main Compartment with Padded Case for Laptop, Up to 15.6” Screen. Pocket in the Front. Pocket with Closure in the Side, & Hidden Zip Pocket on the Other Side. Padded Back. Adjustable Padded Shoulder Straps. Carrying Handle. Minimum Quantity: 1.