Eco-friendly Bags bag series. From lemonade to portable lifestyle: This bag series is certainly among the best and most practical items that can be recycled from PET bottles. In the recycling process, the plastic is shredded, melted, dyed, extruded into filament yarn, and finally woven into tear-resistant fabrics. Whether it's an iPad sling, backpack, messenger bag, or postal bag – each bag is thoughtfully designed, offers numerous features, and has an ergonomically modern cut. Additionally, Bluelounge enhances all bags with custom-designed functional elements made from torsion-resistant aluminum. All carabiners, buckles, strap stoppers, and quick-release fasteners make the usability perfect for a mobile life between work and leisure. Eco-friendly Bags Backpack. For extra space and comfort, Bluelounge equips the backpack with a large compartment featuring an expandable roll closure, as well as two pockets for a laptop (up to 15”) and tablet, a large front pocket with snap buttons, ergonomic shoulder straps, quick-release fasteners, and carabiners.