Rigid design is unbreakable. Standard size: 3.8 cm long. Dual-port design ensures fast and efficient inflation. < p>Pack of 30. Never have a needleless pump. Perfect for inflating all types of sports balls and canoes such as soccer balls, basketballs, soccer balls , fitness balls and swimming pools. Product Description Pack of 30 standard sports ball pump needles, these smartly designed needles are designed for different types of pumps: air pump, hand pump, ball pump, bicycle pumps, etc. Volleyballs / Netballs / Handballs / Etc...