Chaco ZX/3 Womens Sz 7 Shoes black & ivory Adjustable Outdoor Hiking Sandals Double Straps: The "X" in ZX/3 indicates a triple -strap configuration rather than the single strap found on Z/1 or Z/2 models. Toe Loop: These include a toe loop for a more secure fit. Adjustable System: The polyester jacquard webbing upper wraps around the foot and through the midsole for a customized fit. Sole: They typically feature a ChacoGrip rubber compound sole designed for traction on both wet and dry surfaces. Women size 7 Excellent condition