Collection: Anti Untied Shoelaces Coolien

Run. Walk. Jump. Kick. Leap. Step. Step through. Step out.

New shoelaces that do not untie and do not loosen.
These shoelaces are woven using the historic Iga kumihimo(braided cord) technique and are strong and resistant to unraveling. From top athletes to children, we provide powerful support from the feet up.

[Feature]
Because it is braided using a braided cord technique with different thickness of threads the unevenness is created.
The friction of the unevenness makes it difficult for the cood to come undone at onece.

[Toughness]
More than 120 yanrs are used and braided using the kumihimo technique.
Achieved a tensile strength of 860N in a tensile strength test at a factory test site.
A typical shoelaces is made by spinning about 60~100 yarns.