Unleash confident spin with the Toroline A5 Spin Infrared 17 1.23! Built with the same premium co-poly construction as the A5, this tennis string delivers stability and consistency on every shot. Its five-sided profile increases ball bite for easy access to spin without sacrificing control. Enjoy a confident connection and heavier ball rotation from the unique balance of aggressive grip and pinpoint precision. Stable and consistent, the Toroline A5 Spin Infrared 17 1.23 delivers a crisp response that lasts!