adidas by Stella McCartney Women's Ultraboost X 3.D. S. Sneakers. Stretch knit upper for a flexible fit Elastic strap at instep for added support Round toe Slip on Cutout detail at center sole Logo at strap and heel Fabric and synthetic upper, fabric lining, rubber sole Imported inside size says 6 1/2. I think it’s men’s size because these are definitely a woman’s 8 excellent condition