Type of fabric Leather and synthetic Sole material Ethyl vinyl acetate Outer material Ethyl vinyl acetate (EVA) Type of closure Buckle About this article Adjustable buckle strap at ankle. The SoftWair memory foam insole ensures comfort from the first step. With super-light ethylene vinyl acetate sole, with wavy edges. The sandals run large. If you're between sizes, it's recommended to buy the smaller size. Description The Blaire is a versatile sandal packed with comfort and fashion. The Blaire is chalk full of Doc Marten DNA while being built on our new lightweight Ziggy sole. Adjustable straps ensure a personalized fit and a molded sock in each sandal means the fit is comfortable enough for all day wear.