BAMBOO DREAMER-37 Platform Peep Toe Wedge Heel Bootie Synthetic Synthetic sole Shaft measures approximately 8 from arch Platform measures approximately 1.25" Synthetic upper, synthetic sole Measurements approx: Heel 5.5" w/ 1.25" platform, 8" shaft, 10.75" opening circumference. Non-skid sole and cushioned footbed. Fit: Runs true to size.