Amazon.com: HNYYZL Polyester Yoyo String with 100pcs Professional Yoyos String Replacement for Responsive and Non Responsive Yoyos and 10 Pieces Finger Brace : Toys & Games
HighEndString Yoyo String for Advanced Play | Only on YoYoTricks.com
HOW TO PUT THE STRING ON YOUR FINGER | YOYO INFO BASE by Yo-Yo Store REWIND