Eastsport Classic Backpack with Free Drawstring Bag Spacious main compartment with 15" laptop sleeve and secondary pocket with interior organization Soft mesh side bottle pockets for easy hydration on the go; SureSnap Secure Zipper Pulls keep your belongings safe and secure Base zip compartment with removable EasyWash bag lets you separate the smart way HeatEscape Padded Mesh Back Ventilation System ensures your back will be comfortable and cool MSRP $50; Limited Lifetime Guarantee; Dimensions: 18" by 13.5" by 6.75"