FEATURES: Recommended for professional dancers, students of high school, and amateurs.Also recommended for less trained feet - Shoes have a U-shaped medium vamp, medium platform and are based on the «Grishko 2007». -PRO-FLEX fits all types of feet, and they are specially recommended for performances where flexibility and quietness are most important. -The sound deadening materials integrated into the pleats beneath the box make the shoe super silent. -New, more flexible material used for the inner sole helps to save muscle energy while dancing. -The shoe is extremely flattering, supportive, flexible and lightweight.