The extra eyelet at the top of running sneakers has puzzled us for years — what is it for?! Turns out that extra hole helps runners tie their shoes extra tight with a "lace lock" or "heel lock" method ...

I worked in a shoe outlet store eons ago. The heel lock lace-tying method is an industry standard when a shoe fits almost perfectly but the heel area is just a little too loose for the wearer’s liking ...

An curved arrow pointing right. Do you get blisters on your feet while running? Illumiseen provides a helpful tip for runners to prevent these blisters with a “heel lock” or “lace lock” that creates ...