Used this as trim inside my shower with the marbled pencil trim. I used Carrara porcelain tile. Don't be afraid of mixing materials. This is carrara with ceramic subway tile. The pencil helps deal with the possible thickness differences.
(for third floor or extra guest room bath) White tile shower ideas; white subway tile-shower niche with bullnose edge tile used in lieu of bullnose strip pieces. Also subway tiles turned vertical on edges of shower.
Hexagonal Tile FlooringHexagonal Tile Flooring For design continuity throughout your home, consider matching flooring or other major elements in all of your bathrooms. In this remodeled bath, the homeowners chose new, unglazed hexagonal mosaic tile baths.