éCoo&Mo Water Shoe is made with lightweight mesh and a midfoot webbing system that integrates with slip on for lightweight breath-ability and an adaptive, supportive fit. Soft cushioning and breathable RB/Eva out-sole,articulated flex grooves offer plush comfort and natural range of motion.The aqua/mesh slip on shoes can be functional used,for daily or travel walking with barefoot fitting give you exceptional comfort,for river walking or water aerobic sports,give you best performance and fun. Shoes Size: 1 inch = 2.54 cm 7.0 D(M)US = Foot Length 24.1 - 24.5cm = CN 39 8.0 D(M)US = Foot Length 24.6 - 25.0cm = CN 40 8.5 D(M)US = Foot Length 25.1 - 25.5cm = CN 41 9.0 D(M)US = Foot Length 25.6 - 26.0cm = CN 42 10.0 D(M)US = Foot Length 26.1 - 26.5cm = CN 43 10.5 D(M)US = Foot Length 26.6 - 27.0cm = CN 44é