Merlin boots are specified in either leather or PU materials although you will see our current range is almost all produced from the finest leathers. Merlin boots always come with YKK zips, reflective for night riding and ample levels of stretch. Boots comes with protected heel cups and ankle discs. All Merlin soles come with fluted steel shanks in the sole. Inside our boots we have a top end Hipora waterproof and breathable liner.