CMC Rescue - Mesh Duffel Bag - 440742 Built to endure harsh environments using our rugged hi-viz yellow mesh for drainage and airflow. Top access features full-length double zippers. Bag ends are constructed from 1,000-denier CORDURA® nylon with a full-width zippered compartment at one end for smaller items. Handle support straps wrap around the entire bag for added strength and support when loaded with heavy items.