FIT Extra wide width (WW): Our unique fit gives you extra wide width and extra room around your whole foot. Extra cushioned footbed. Heel height: 3.5" Shaft height: 22" MATERIALS + CARE Man-made materials. 100% fabric. Imported. DETAILS Square toe. Block heel. Knee high. Wide Calf Calf fit by size: 6: 16.9" 6.5: 17.1" 7: 17.3" 7.5: 17.5" 8: 17.7" 8.5: 17.9" 9: 18.1" 9.5: 18.3" 10: 18.5" 10.5: 18.7" 11: 18.9" 11.5: 19.1" 12: 19.3" 12.5: 19.5" 13: 19.7" Extra Wide Calf Calf fit by size: 6: 18.9" 6.5: 19.1" 7: 19.3" 7.5: 19.5" 8: 19.7" 8.5: 19.9" 9: 20.1" 9.5: 20.3" 10: 20.5" 10.5: 20.7" 11: 20.9" 11.5: 21.1" 12: 21.3" 12.5: 21.5" 13: 21.7"