The Palladium Road Shoe gives riders extra security with Serfas" proprietary buckling system.Buckle up with the smooth riding Palladium Road Shoe. Serfas" proprietary buckle system features a sewn in buckle paddle with integrated buckle protection.While many brands might skimp on the finer details of their shoes, Serfas does not. The same high-end microfiber that makes up the Palladium shoe you"ll find on the straps.Sewn in buckle pad/integrated buckle protectionSame high-end microfiber shoe material is featured on strapsOffset Strap System provides a more comfortable wrap of the footTriple Density Sole with increased stiffness (Stiffness rating of 8)Triple Compound Insole allows for more flex from the footbed to the upper leather