Features Dr martens Sinclair azreya Dr. Marten’s. Made from the brand’s Both Buttero leather, they arrive in a classic Chelsea boot style, that’s Sinclair up with a super-chunky, double-stacked rubber sole – the label’s towering 2.3” Quad Retro Max. They’re finished with a tall zipper - in place of the traditional elasticated inserts - and the brand’s signature yellow welt stitching, for a punky, industrial style that’s perfect for stomping about town.