Premium Protection: Extra tough 300D TPU double-coated nylon with Dry Seal™ roll-top Closure provides exceptional durability and protection. * Lightweight: Lighter and more malleable for easy packing. * Proven Design: Straightforward, versatile and reliable protection for your gear. * PVC-Free: Eco-friendlier urethane reduces environmental impact. * Volume: 40 liters (2400 cu. in.)