The BirkoSport two-part system combines a BirkoCorko arch support made from cork and EVA and a shock-absorbing BirkoCell EVA foam top layer. Proper arch support helps distribute impact absorbing shock and stabilizing the foot with every step. You can wear the layers together or separately to suit your comfort needs.These two-layer insoles help provide arch support for a pleasant walk
Deep heel cup offers plush cushioning to help reduce underfoot strain
Durable polymer coating makes these insoles less likely to rip or tear