Birkenstock Birko Flex Arch Support Insoles Size:#46: Men's 13 for the perfect fit

for the perfect fit

Item #: OS1-OROLLER

This product was previously part of the New Balance insoles product line and was called the New Balance IAS3720 Arch Stability Insoles

and through the footbed for a customized fit

Birkenstock Birko Flex Arch Support Insoles Size:#46: Men's 13 for the perfect fitOverview For those looking for pure foot support without any additional features, the Birkenstock Birko Flex Insoles should be your go to choice. These insoles are made from pure unlined solid EVA, offering a rigid support shell without any padding, cushioning, or top cover. Reminiscent of custom orthotics, these insoles will provide firm support for the heel, arch, and metatarsals in a design that is extremely low profile, waterproof, and