UA Storm technology delivers an element-battling, highly water-resistant finish. Large main compartment with zippered closure. Built-in laptop sleeve—holds up to 15" MacBook Pro or similarly sized laptop. Water-repellent front valuables pocket to keep your stuff safe. Adjustable shoulder straps for extra comfort. Side water bottle pocket. Top grab handle. Dimensions: 18.4" x 11.9" x 4.5". Volume: 1,037 Cubic In. / 17 L. 100% Polyester.