This lightweight ladies' sandal is a must for a relaxed summer. The SOFT-AIR cork sole minimizes impact for a gentle, effortless walk. The AIR-RELAX technology respects the anatomy of the foot to prevent fallen arches. The adjustable hook and loop straps, with decorative buckles, ensure perfect comfort and an exceptional fit. Full grain leather. These have only been worn one time. A European size 38 equates to around a 7.5 - 8 in the US. I generally wear and 8.