ECCO Men's Xpedition III Hiking Boot Synthetic Imported Rubber sole Shaft measures approximately 5.25" from arch Durable mid-cut upper in mesh and synthetic materials for enhanced stability and comfortable fit GORE-TEX waterproof construction to ensure dry, comfortable feet in wet weather Direct-injected PU midsole foam and roomy last provide long-lasting cushioning and outstanding hiking comfort RECEPTOR technology for excellent stability and dynamic support from the ground impact to the toe-off Durable rubber outsole for outstanding grip and traction on rough terrain