These sandals are ultra lightweight and made from highly flexible EVA. They are also shock-absorbent, waterproof, and skin-friendly! Part of the logo on footbed has worn off and there is sharpie on the inside strap of the left shoe, but these lightweight sandals are in overall good preworn condition. EU 37 which is a US 6-6/5 according to the size chart, and color is an olive/army green.