Luxilon ALU Power Spin 16L takes the very popular ALU Power formula and adds a 5-sided cross section for improved bite and spin potential. The finest string for finesse. The string for players with excellent touch without compromise. Co-polymer fluorocarbon resin-new extra fiber.Big Banger ALU Power Spin has all advantages of Luxilon Strings, plus:Very high durability for its fineness.A perfect touch and very good ball control.Very good resilience.Loss of Tension: Almost Nil.Very stable properties in time.5-sided surface for added spin.Luxilon Ratings:Durability--8Power--10Control--10Comfort--9ATTENTION:Luxilon advises to string approximately 10% lower than usual.Length: 726ft. (220m) Gauge: 16L (1.27mm)