The Stalon graphite boot from Birkenstock is their version of a robust Chelsea boot. Featuring side elastic panels on the shaft and a loop at the back, which has been combined with a rugged urban sole. A solid yet fashionable boot. The cork frame of the outer sole makes for an instantly recognizable Birkenstock design. The upper is made from water-repellant oiled nubuck leather. Soft Moc Mens Stalon Chelsea Boot - Graphite