Size Chart:（Product Measurement）

US9.5:Shoes Inner length:6.2IN

US10:Shoes Inner length:6.4IN

US10.5:Shoes Inner length:6.6IN

US12:Shoes Inner length:6.8IN

US12.5:Shoes Inner length:7.1IN

US13.5:Shoes Inner length:7.3IN

US1:Shoes Inner length:7.6IN

US4.5:Shoes Inner length:7.8IN

US5:Shoes Inner length:8.0IN

US5.5:Shoes Inner length:8.3IN

US6:Shoes Inner length:8.5IN

This data was obtained from manually measuring the product, it may be off by 0.39-0.79 IN