Perfect Tension Every Throw – Built-in swivel system keeps string tension balanced for smooth DNA tricks and long combos High-Performance Polyester – Durable, smooth, and responsive for competition-level yo-yo play Designed for DNA & Godspeed Tricks – Optimized to handle advanced spins, grinds, and string control Easy to Use & Replace – Works like standard yo-yo string; replace when worn for best performance Trusted by YoYoFactory – From the makers of world champion yo-yos and accessories Take your yo-yo game to the next level with the YoYoFactory DNA YoYo String. Designed with high-performance polyester and a built-in swivel system, this innovative string keeps perfect tension during play—no more stopping to adjust. Whether you’re mastering DNAs, Godspeed tricks, or pushing competition-level combos, this string delivers smoother performance and longer, more consistent play. Just like standard yo-yo string, DNA string is a consumable part. Use it, enjoy it, and replace it when worn out. Perfect for advanced players who want a frustration-free experience. Long 44" Short 33"