Massimo Dutti leather boots with square heel. Made with cowhide leather. Includes AIRFIT insole: flexible technical foam insole, designed to offer greater comfort. 16” leg height 15” leg width 3” heel height Upper - cow leather 100% Lining - sheep leather 46%, goat leather 44%, polyamide 10% Sole - rubber 100% Comes from a smoke-free home. Please let me know if you have any questions.