I first bought a pair of these Merrell Reactor Webwrap sports sandals for use whilst on holiday a few years ago - I wanted something that was cool to wear in hot weather, but which would also provide me with a tough, durable sole to walk on. The sole of the sandals are very thick, made of a solid, moulded tough rubbery material, and they have great grips running over the bottom of the soles, making them great for using in slippery conditions - in my case around waterfalls and rivers on holidays. Another feature of the middle of the sole is an aircushion - now I can't say I really noticed the action of the aircushion until I tried a pair of similar sandals ...  Read the complete review