Mephisto Helen Off White Footbed Leather Sandal Size 10 (EU 40). The Mephisto Helen sandal is a perennial favorite. Leather, patent, or nubuck uppers are made with the finest materials for breathability and durability. Easy slip-on style with an adjustable buckle for a personalized fit. Cork footbed lined with leather that softens over time for proper heel, arch, and foot support when walking. Rubber outsole. Contemporary extra chic slide handcrafted in the finest grade of water-repellent natural and nubuck leathers. 5 14248502 40 Footbed sandal Size: 10 (EU 40) Condition: Pre-owned E3-10027