Please click for the Josef Seibel footwear size guide. The Josef Seibel Fenja 01 slip-on offers sensible style. Smooth leather upper with a slightly square toe. Microfiber linings. Fully cushioned footbed for added comfort. Flexible man-made outsole. Imported. Measurements: Weight: 6 oz Product measurements were taken using size EU 39 (US Women's 8-8.5), width M. Please note that measurements may vary by size.