BAGAIL 4 Set/6 Set Ultralight Compression Packing Cubes Packing Organizer for Tr
70D is heavier and more durable than 30D. But Bagail 30D uses CORDURA fabric has nylon 66. Nylon 66 is high strength and durable, it`s ideal for toughness product. Bagail 40D also has nylon 66. Manufacturer BAGAIL.