Be free Energy Technology insole. Pull-on. Perforated faux suede or printed faux suede upper. Boot opening measures approximately 4.72" around. Heel measures approximately 0.98". Shaft measures approximately Ankle" from arch. Synthetic sole. Imported. 100% Synthetic. Geometric perforated detailing and a cool metallic zipper detail give this comfortable bootie all the good vibes. Perforated microfiber upper. Pointed toe. Slip-on fit with side zipper for easy on/off. Be energized insole with all-day comfort, cushioning and shock absorption designed to reduce foot pressure & fatigue. Flexible, durable sole. 1 inch textured spray stack heel.