Arizona State Backpack Ventilation Frame UL2 Color:Black Lightweight design (5

Lightweight design (5

The four corners of the sleeve secure to any four points on your backpack and can be adjusted up or down to find the perfect location

the mesh sleeve enhances comfort and allows airflow on your back

and local law enforcement agencies

Arizona State Backpack Ventilation Frame UL2 Color:Black Lightweight design (5Defeat the Phoenix heat in true Sun Devil style! The Backpack Ventilation Frame (Ultralight 2) now comes branded with the official Arizona State University logo, making it the ultimate campus essential. This innovative design uses our patented airflow frame concept to create an airflow gap between you and your pack, actively dissipating heat and saving you from the dreaded "sweaty back" during long walks to class. The UL2 is our undisputed best seller