100% Waterproof & Extremely Durable. All the Comfort of a High-End Backpack. Aqua-Quest Backpacks are The Best * Durable & Abrasion Resistant Oxford 400D RipStop with TPU Lamination & Dupont DWR Coating, Superb Strength & Impermeability * Double Bar Tacked Stress Points, Road Safe Reflective Logo for Visibility & Safety. Wide, Contoured Shoulder Straps with Thick, Comfortable Padding & Wide Support. Fully Adjustable for Superior Comfort on Men and Women of All Sizes * Additional Features: Water Resistant Zippered Front Flap-Pocket. Front Sleeve Pocket for Quick Access Storage * Dimensions (Approx): Capacity: 1800 cu. In. Weight: 1.9 lbs. Laid Flat: 27.5 X 12 in. Closed: 21.5 X 12 in.