Heavyweight Nylon.Size: 31"L X 14"W X 11"H.Large Main Compartment To Carry All Your Gear.Interior Zippered Pocket For Valuables.Two Large End Zippered Pockets For Ventilation.Large Front Zippered Mesh Pocket.Padded Exterior Shock Cord, Holds Two Sticks.Oversized Double Zippers On All Pockets For Durability.