4-Piece Urban Explorer Backpack Set | Gray, Pink, Yellow And Black, Suitable For Various Commuting Scenarios, Stylish And Practical. Elastic Cord System * Multi-Compartment Design, One Set Can Meet The Needs Of Campus Travel And Outdoor Activities. Smooth Dual-Zipper, Top Woven Strap Reduces Shoulder Strap Pressure, Suitable For Daily Campus Use. Separate Vertical Zipper Pocket For File Storage.