Vamp: Faux Suede; Outsole: Rubber; Heel: ABS Solid Color Pleated Design Padded Insole Non-Slip Outsole Ankle Tie Back Open Toe Chunky Heel Heel Height: 3 1/8 inches Please check the size measurement chart before ordering. Size Chart (in inches) US Size---UK Size---EU Size---Foot Length----Heel Height 5---------------3------------35-------------8 5/8-------------3 1/8 5.5------------3.5---------36-------------8 7/8-------------3 1/8 6.5------------4.5---------37-------------9 1/8-------------3 1/8 7---------------5.5---------38-------------9 3/8-------------3 1/8 8---------------6.5---------39-------------9 5/8-------------3 1/8 9---------------7------------40-------------9 7/8-------------3 1/8 9.5------------7.5---------41-------------10 1/8-----------3 1/8 10.5----------8.5---------42-------------10 3/8-----------3 1/8 11-------------9------------43-------------10 3/4-----------3 1/8 12-------------10----------44-------------11-----------------3 1/8 California Prop 65 Warning- "WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information: www.P65Warnings.ca.gov".