New without tags, only wear is that they were tried on indoors on a carpeted surface. Size 39 EU or US size 8 (size conversion taken from the Vivaia site, check the site measurements to ensure that these will fit you): "A pair of flats that will stay fresh for a long by nature. You can get away with a more casual style by slipping in this pair. Finished with breathable uppers, matching insoles, and ultra-soft outsoles, these shoes are the perfect treat for your feet. Almond-toe Knit upper made from plastic bottles Deodorizing insole Anti-slip rubber outsoles"