From Dansko, the Sherry Leather Booties feature:  Leather upper  Inside zip closure with elastic side panel  Leather lining  Dri-Lex® Dri-Freeze® for moisture management and textile anti-microbial for odor control Patented slip-resistant rubber outsole suitable for dry, wet, and oily/wet surfaces. Approx. 4" boot shaft height Approx. 11.75" boot shaft circumference Approx. 1.4" heel height  Imported.