Chaco Men's Yonder-M Boot 100% Leather Imported Synthetic sole Shaft measures approximately 5.5" from arch Boot opening measures approximately 11.5" around Full-grain leather upper with a rolled collar and moc toe details Waxed cotton laces with embossed metal hardware Removable, knit-lined luvseat pu footbed Non-marking Chaco grip full rubber block outsole Skid-resistant tread design