Sebago Flat Shoes Brown - Men`s Sailor Shoes Crafted from a single piece of soft yet durable Nubuck, these Sebago Flat Shoes are the perfect nautical shoe for any man. Hand-stitched with the finest craftsmanship, they feature a leather insole, 360° leather lacing system, and a non-marking non-slip striated rubber sole for a stable grip in all weather conditions. Made with 100% leather upper and 100% rubber sole, these shoes are built to last. Portland.