The Topo Briefcase is a great addition to any bag collection. The materials include 400D recycled nylon, 210D recycled nylon pack cloth liner, and 1680D recycled ballistic nylon base - making it equipped for commuting to work or your next outdoor adventure. It features a large main compartment, a laptop compartment, and a removable adjustable padded shoulder strap. Through a partnership with 1% For The Planet, one percent of sales of all EcoSmart® products are donated to environmental nonprofits.