SWDZM is committed to making high quality dance shoes for women, men and children. About the heel: we can customize different heel types and heights according to your needs. The material type of Latin women's dance shoes is made of satin and leather,sequins and so on. Extremely flexible,lightweight,comfortable,situable for amateur & professionals for Latin. Pure manual measurement, there will be 0.1-0.2CM error, which is normal.Thanks for your understanding.Please choose the right size according to your length of the foot.If the feet are fat,please choose one bigger size. If you have any questions,please free to contact directly,SWDZM will try our best to help you to solve it.