Dynadans Leather Upper Slip-on Jazz Dance Shoe for Women Men's Dance Shoes Black 8.5M

Size and Heel to Toe information of Dynadans jazz shoes, in case you need a reference:
4 B(M) --- Heel to Toe: 8 1/2''/21.6cm
4.5 B(M) --- Heel to Toe: 8 5/8''/21.9cm
5 B(M) --- Heel to Toe: 8 3/4''/22.2cm
5.5 B(M) --- Heel to Toe: 9''/22.86cm
6 B(M) --- Heel to Toe: 9 1/8''/23.2cm
6.5 B(M) --- Heel to Toe: 9 1/4''/23.5cm
7 B(M) --- Heel to Toe: 9 1/2''/24.13cm
7.5 B(M) --- Heel to Toe: 9 5/8''/24.4cm
8 B(M) --- Heel to Toe: 9 3/4''/24.77cm
8.5 B(M) --- Heel to Toe: 10''/25.4cm
9 B(M) --- Heel to Toe: 10 1/8''/25.7cm
9.5 B(M) --- Heel to Toe: 10 1/4''/26cm
10 B(M) --- Heel to Toe: 10 1/2''/26.67cm
10.5 B(M) --- Heel to Toe: 10 5/8''/27cm
11 B(M) --- Heel to Toe: 10 5/6''/27.5cm
12 B(M) -- Heel to Toe: 11''/27.94cm
13 B(M) --- Heel to Toe: 11 1/4''/28.6cm
14 B(M) --- Heel to Toe: 11 5/8''/29.5cm

How to find your size:
1.Put your bare foot on a sheet of paper;
2.Draw two lines at the place of your heel and toe;
3.Measure the length between the two lines, which will be your feet length;
4.Find your size in Dynadance standard size chart according to your feet length.