Shop Reef Brazil Smoothy. The Smoothy takes us way back to the very roots of Reef sandals. The Smoothy is simple with a comfortably woven strap design and Reef-flex triple density EVA construction. This men`s sandal has anatomically correct arch support built into its lightweight, cushy footbed. The smoothy is also very durable and grippy with its molded high-density EVA outsole for extra traction. This is a classic beach sandal among classics.