【Upgrade 300% extendable Latex Bungee Cargo Net 】The 4'× 6' bungee cargo net is made of high quality latex, much more durable than the normal rubber, covered with high-strength nylon for strong elasticity and toughness, it can be streched to 12'x18' (max), 300% length extendable,but others only have 200% length extendable.