Genuine Grip Footwear Women's Slip-Resistant Slip-on Zipper Rubber Sole rubber sole Patent-pending, Genuine Grip, slip-resistant rubber outsole delivers superior traction to help keep you confident on your feet. Removable, Walking On Air polyurethane insole helps to reduce foot fatigue. Moisture-wicking liner is treated with antibacterial Aegis Microbe Shield for a dry foot environment. Easy-care leather upper is oil and water-resistant. Heel Height: 1 1/4.