Alphabet M in physical item represent 'Men's', not the width
Size M is Medium, 2E is Wide and 5E is Extra Wide
Old Friend Loafer Moccasin
From the Manufacturer
Old friend footwear takes an old-fashioned approach to sheepskin slippers, foam shoes and massage sandals. They believe in massive attention to detail and using the best materials and their founder has always had a hand in the design and manufacturing of their products.
Old Friend Mens Moccasin Slipper - B0029U2ZC0