The Florida Soft Footbed is a triple-strap sandal with fully adjustable straps for a custom fit. This Sandal features a shock-absorbing EVA sole and a suede-lined cork/latex footbed. Find Your Birkenstock Size Here! Birkenstock Size Chart: Women. Sizes: 39 R, 42 R, 37 R, 40 R, 38 R, 36 R; Color: Habana Oiled Leather. Gender: Female. Age Group: Adult.