Cole Haan Women's Avery Ballet Flat 100% Leather/Suede/Patent Imported Synthetic sole Heel measures approximately 0.5" The classic ballet flat, reinvented with comfort that's just your style Match with skinny jeans and a chunky knit for a cozy weekend look, or a knee-length dress and belted cardigan for business casual styling Cole Haan's Grand.OS technology includes cushioning foam, and a re-engineered sole that moves with your feet. Smooth leather and elasticized topline stretch to cradle the foot in comfort with each step--or pirouette! Dual compound cushioning system adds traction while the slender, synthetic outsole contains rubber pods for grip to prevent slip.