Each fiber can stretch from two to four times its length before breaking and is so strong that it has been said that a strand of silk the thickness of a pencil could stop a jumbo jet in flight.
Setiap benang sanggup merentang dua hingga empat kali panjangnya sebelum putus dan sangat kuat sehingga katanya benang laba - laba yang setebal pensil sanggup menghentikan pesawat jumbo jet yang mengudara.