YYF Knot Bad String x10
Fat and soft, YYF's premium string is Knot Bad.
This string is brought to you by YoYoFactory. It's thick (close to the K-String Fat size) and soft-type string, which feels really nice when running over the skin, and helps you avoid string burn due to its soft feel.
For those looking to try unique slack tricks, we highly recommend giving this string a try slack tricks of any string trick style. Once you try Knot Bad, you might give away all your other string.
*Package design varies by lot.