Birkenstock unisex-adult Birko Sport Arch Support, Blue, 41 M EU / US Men 8-8.5 M / US Women 10-10.5 M Insect & Pest Repellents No dilution or adulteration made

No dilution or adulteration made

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Birkenstock unisex-adult Birko Sport Arch Support, Blue, 41 M EU / US Men 8-8.5 M / US Women 10-10.5 M Insect & Pest Repellents No dilution or adulteration madeThe BirkoSport two part system combines a BirkoCork? 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.