Even though this is real tile, it's more a job for the laminate flooring guys than the tilers. For instance, floating tile works only for flooring and no other applications. Tub surrounds, shower pans, walls: those are all still jobs for conventionally-installed, mortared tile.
One common cause of hammertoe is related to wearing high-heeled style shoes or overly narrow shoes that crowd the toes. The muscles of the toes work in pairs in order to achieve straightening and bending movements of the joints in the toe.
One of the main causes is fungal infection in toe nail. Nail fungus destroys the keratin present in nail. Thus debris of keratin forms under the nail. Since the process is gradual and it does not cause pain, patient may not detect it until the nail becomes discolored or get separated from the nail bed.