Rockport Women's Tristina Boot 100% Leather Synthetic sole Shaft measures approximately 9" from arch Heel measures approximately 1" Boot opening measures approximately 11" around Full grain leather and suede is durable and easy to clean Rubber sole provides a durable grip Eva provides lightweight shock absorption to reduce foot and leg fatigue Hydro-shield waterproofing technology built into the leather with seam sealant to keep feet dry Goring on the sides for a perfect fit