You can choose the right shoe by this product.

Specifications:

Adjustable range: about 0-20cm
Weight: About 40g
Material: ABS

Size: 23*8cm/9.06*3.15″

Notes:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.