The sandals are perfect for a summer day out. The thin knotted straps front gives it a quirky yet chic feel, while the pin buckle fastening secures feet well. The sandals are great for a lunch or brunch outing paired with a gorgeous sundress!Outer material:PUOuter sole: TPROpen Square Toe                                                                                                                                   Soft Padded Insole Sandals for Women Block Heel Sandals  Mid Heel Sandals Pin Buckle FasteningSH3190 London Rag Knotted Straps Block Heeled Sandals in Light Blue