Cotton canvas exterior with textile lining.Made in China.Top zipper closure.One main compartment Interior zipper pocket, 3 elastic pockets, and 1 elastic key leash.1 Sneaky water bottle pocket Front zipper pocket.Fully adjustable strap with reflective 3D BEIS logo.1 convertible trolly pass & pocket.Measures approx 16.5" W x 14" H x 3.93" D