Birkenstock Birko Active Insoles

Birkenstock's replacement insole — cushioned arch support designed for their footwear, useful when the original footbed is worn out or you want the contoured support in a pair that did not come with it. Insoles are the cheapest meaningful upgrade in footwear: a packed-out footbed is just flat foam. Honest note: an insole supports, it does not correct — and if it is for persistent pain, the shoe-plus-insole combo still is not a diagnosis. Get evaluated if pain persists.