Born Men's Luke Sandals Rubber sole Handsewn Opanka construction creates a natural cushioning effect that conforms to your foot. Ultra-thick, cushiony latex foam footbed supports your foot, helping reduce foot fatigue. Fully padded arch support follows the contour of foot, allowing it to rest in a natural position. Leather upper and upper lining, plastic shank, rubber outsole. Care: Buff with a leather cleaner or polish. Wipe off with a dry cloth.