Solo Solve Recycled Backpack Collection. GREAT STYLE WHILE SAVING THE PLANET. We are tackling environmental issues from all angles. in-style. Designed in urban-cool gray. our Recycled Collection brings a sustainable angle to sleek design. making green choices accessible to the masses. Each item in this collection is built with city-functionality in mind and offers an uncompromising style. The Solve Recycled Backpacks fully padded compartment fits 11”-15.6” Laptops/Ultrabooks and 11”-15” MacBooks.