Birkenstock Boston Classic  Arch Clog,Tobacco Brown Leather,39 N EU 100% Leather Synthetic sole Heel measures approximately 0.5" Fit: This style tends to run large. For an accurate fit we recommend purchasing a 1/2 size smaller than you typically purchase. For example, if you normally purchase a size 7 1/2, we recommend purchasing a size 7. Features of this item include: Arch Support, Cork, Fathers Day 2016, Foot Care & Wellness, His Must Haves, Holiday 2016, Slip-on