Tested on the razor-sharp coral pancakes of Christmas Island, our classic flats shoe is better than ever. Lighter, more flexible (with notched flex zones to allow for more natural foot movement) and faster-drying, the reBuilt Marlwalker retains the killer durability thats made it the favorite of flats guides everywhere. Boot-Design Safe guardion and Strength reduce fatigue and maximize stability. The upper is made of tough, quick-drying synthetic leather and a new ultra-high-filtration hydrophobic polyester mesh (100 recycled). More features: hidden lace eyelets, padded neoprene/spandex tongue, cushioned heel, cushioned wraparound ankle Strength, a sturdy toe cap and nonmarking rubber sole.