Plecak Pitch Black 24 Hour Backpack - ·100% polyester (1000D, Twist Weave) ·Durable belts ·Waterproof, abrasion-resistant material ·Breathable padded mesh back panel ·Padded laptop pocket with external access, compatible with laptops up to 15.6" ·Internal flexible bottle holder ·Front pocket with organizer fastened with a zipper ·TearAway tag ·Capacity: 20 liters, expandable to 25 liters ·Dimensions: 33 x 50 x 21 (25) cm ·Max. cylindrical embroidery field: 18 ·Max. print area: 20 x 15 cm