Item Type : Summer flat sandals Rubber:Cushioned footbed for long time wear. Feature:Pouches thong avoid scraping foot Width : Medium (B,M) Outer Material: PU Heel Type: Flats Shoe Width: Regular Heel Height: Flat (less than 0.78"(2CM)) Size: Here is the size between US and Asia. US 4.5=Asia 35=Heel to Toe(cm) 22.5 US 5.5=Asia 36=Heel to Toe(cm) 23 US 6=Asia 37=Heel to Toe(cm) 23.5 US 7=Asia 38=Heel to Toe(cm) 24 US 8=Asia 39=Heel to Toe(cm) 24.5 US 8.5=Asia 40=Heel to Toe(cm) 25 US 9=Asia 41=Heel to Toe(cm) 25.5 Please choose the size according to your foot length.if you do not know your size,please contact us for your size.Thanks.