Superfeet All Purpose Support Low Arch Insoles Size:F Its hybrid structure provides good

Its hybrid structure provides good all-around protection with additional protection against side impact

With a technical shell fabric and high loft down but only the essential design features

ANSI Z359 certified anchorage connector with irridescent blue tubing for easier cable inspections

Flat valve compatibility: No

Superfeet All Purpose Support Low Arch Insoles Size:F Its hybrid structure provides goodGreat for Slim Fitting Footwear One of the most versatile Superfeet insoles, Superfeet BLACK shoes inserts feature an easy going, low profile design to improve the fit, comfort and performance of a wide range of footwear. Made to fit well in moderate to slim fitting footwear, even some without removable liners. Trim to fit your shoe size.