Birkenstock MEDINA men's Flip flops / Sandals (Shoes) in Grey Synthetic, Available in men's sizes. 5, 6, 7, 8, 9, 10, 11, 12. Remember to look at the logo on the insole: it tells you if the shoe is normal width (outlined logo) or narrower width (filled in logo). Free Next Day Delivery & Free Returns on all orders!