Last designed to achieve perfect form with the upper, heel and tap plates Bloch's shockwave taps secured to resonating board for a deeper sound, with non-slip pro balance pad located behind tap plate Cushioned insole for comfort and shock absorption; notched collar at the heel to relieve pressure on Achilles tendon Full Kashmir lining for comfort and reduced moisture; Leather stacked heel Sizing: Girls size 8.5 - 1.5 start with 1/2 size larger than street shoe size. Girls size 1.5 - 3.5 start with 3 full sizes larger than street shoe size (women's S0381L)