Breathable Canvas The durable vamp material uses high-quality soft and lightweight canvas. It helps you more breathable and comfortable when dancing. Flexibility elastic straps Double high elastic pre-sewn crossed straps help hug the dancer's feet perfectly ,more stable when dance or jump. No Need To Tie They don't have strings so the dancer doesn't need to worry about tying her/his shoes during class. Wear And Slip Resistant Leather Soles High quality stitched sole. Wear and slip resistance. Size Help Measurements method: Dance shoes should be fit closer to the foot than other regular shoes,Boys,foot width and instep high might need to order one size up. 1.Gently press your foot on the blank paper. 2.Draw two points between the longest point of the toe and the heel. 3.Measure the vertical distance between the two points.