600D polyester, 420D polyester; Front pocket with hook and loop fastener; Side mesh water bottle pockets; Top zippered pocket ideal for storing a smartphone; Front compartment with multi-function organizer and padded tablet pocket (fits up to a 10" tablet); Large, zippered main compartment; Easy-access, padded laptop compartment with zippered closure (fits up to a 15"Laptop); Sport-mesh padded, adjustable backpack straps and integrated top grab handle; 13.25"W x 18.5"H x 8"D;