These medium transport packs by Rothco make an excellent survival kit or bug out bag for most scenarios. The packs are made of durable 600D polyester and are MOLLE compatible. Large compartment opens in clam-shell style for easy storage, and has smaller compartments for organizing your equipment. The back is coated in Polyurethane making it waterproof and repellent. Has added compartment of for your hydration bladder. The backpack has good padding on the back with breathable mesh for comfort. Has solid top handle, heavy duty stitching. This bag is designed for good organization, comfort, and ruggedness. Color options available.