Birkenstock Birko Flex Arch Support Insoles Size:#46: Men's 13 even in wet conditions

even in wet conditions

for the perfect fit

The shape of the Star Inserts is unique in that there is no heel or toe

Low-friction top cover

and through the footbed for a customized fit

Birkenstock Birko Flex Arch Support Insoles Size:#46: Men's 13 even in wet conditionsOverview 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