Outer diameter: 9.5mm ,total length is including the male tips. Package list:1 Pc Aluminum Alloy Tent Pole Material: 7001 Aluminum Alloy T6 in Gold color 9.5mm tube thickness is about 0.72mm 9Sections 362cm 9.5mmx 11.87ft 10Sections 402cm 9.5mmx 13.18ft 11Sections 442cm 9.5mmx 14.50ft 12Sections 482cm 9.5mmx 15.81ft 13Sections 522cm 9.5mmx 17.12ft 14Sections 562cm 9.5mmx 18.43ft 15Sections 602cm 9.5mmx 19.75ft 10Sections 357cm 9.5x11.71ft Easy installation and operation. Easy storage design, give you a convenient using experience. Great accessory for camping, hiking, traveling and all kinds of outdoor activities. We have Outer diameter 8.5mm 9.5mm 11mm 13mm 14.5mm Aluminum tent poles for choose.also if you want to make a large order,please feel free to conatct with us.