Birkenstock, Gizeh Birko-Flor® Sandal - Regular Width. A traditional comfort thong sandal from Birkenstock. Supportive arch support, deep heel cup, and raised toe bar for total comfort.Synthetic Birko-Flor® upper with an adjustable strap for a custom fitSupple leather liner with Cork and latex footbed for a more shock-absorbent sandalAdded arch support with deep heel cup, and raised toe bar, creating a natural walking motion for your feetThe contoured footbed encourages foot healthBin A42