📍NEW📍 Original Birkenstock seal stands for premium quality. Roma Birkenstock Roma Socks keep your feet cozy no matter what Birkenstock footwear you are wearing! •Medium: 39-42 (US Women's 8-11.5, US Men's 6-9.5) •High-end, long-staple cotton blends for a perfect fit • Enhanced toe and heel zones for long-lasting durability •Ultra-smooth toe seam for all-day comfort in sandals, clogs and all other shoes •Color: blue