Yo-Yo String: this cotton string is compatible with Duncan metal and plastic yo-yos. The durable string does not hurt the fingers, ensures yo-yo performance does not suffer, whether you are a beginner or a seasoned yo-yoer

Replacement String: this is the perfect replacement string for Duncan series of plastic and metal yo-yos. Easy to replace, this replacement cotton string is essential for yo-yo enthusiasts who often wear-out the string due to repeated usage

DIY Use: the cotton string is easy for stringing the loop, helping users easily estimate the ideal loop that does not tighten too much and does not come off easily. Yo-yoers get the assurance of a string that contributes to perfect yo-yo throwing

String Change: Duncan yo-yos come with highly durable parts, including the string. However, continuous use will take a toll. When a string clearly seems to be worn-out or starts to roll very easily on itself, you know it is time for replacing the yo-yo string

Cotton Strings: there are many types of yo-yo strings but the 100% cotton strings are considered the softest and have impressive resistance to wear & tear. Cotton strings like these are least likely to burn or scrape-against the skin