Eco-friendly Bags series. From lemonade to portable lifestyle: This bag series is undoubtedly among the best and most practical items that can be recycled from PET bottles. The recycling process involves shredding the plastic, melting it down, coloring it, extruding it into filament yarn, and finally weaving it into tear-resistant fabrics. Whether it's an iPad sling, backpack, messenger, or postal bag – each bag is thoughtfully designed, offers numerous features, and has a modern ergonomic cut. Additionally, Bluelounge enhances all bags with custom-designed functional elements made from torsion-resistant aluminum. All carabiners, buckles, strap stops, and quick-release fasteners make them perfect for a mobile life between work and leisure. Eco-friendly Bags Backpack. For extra space and carrying 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.