The casual BIRKENSTOCK Zürich Tech model is inspired by Zurich and features tech buckles instead of the classic buckles. This version combines design and functionality in a futuristic look. The coordinated outer sole completes the refined appearance of the sandal. The upper is made of particularly soft suede leather, which fits the foot like a second skin. Anatomically shaped cork and latex footbed Upper: suede leather Footbed lining: suede leather Sole: EVA Details: two individually adjustable tech buckles; coordinated outer sole Narrow fit Color: ultra blue Made in Germany E0241026816ULBLU36.