The 'I'IWI slide sandal is handmade with the highest quality, softest, most pliable leather Beek can find. The leather straps feature flat metal studs and are leather-lined for extra comfort against your feet. With an all-leather sole, each pair will mold to your feet for a custom fit within hours of wear. This sandal features a molded arch for ultimate comfort and support and Beek's leathers are vegetable-tanned, the most sustainable method available, from tanneries gold-certified by the LWG (Leather Working Group). Beek's footwear is meant to be in your closet for a lifetime. . . wear them forever, they only get better.