Nike Training Max Air Graphic Backpak Materials: 600D polyester with water-resistant coating. Spacious main compartment with zip closure and laptop sleeve. Zippered front compartment with organizational pockets and sleeves. Side mesh pocket for easy access to water bottles. Sewn webbing loops for lashing extra items. Durable grab handle. 100% recycled plastic Nike Max Air Considered straps for lightweight, cushioning, and shock absorption.