The backsplash tile has a name of "Rainbow", because it has iridescent finish, you will see different colors from different angles. It may looks like blue, green, purple, pink, yellow etc. The wall tile actually made of clear white glass, if you put the glass tile near white walls, you will show white color. This glass interlocking tile is very beautiful for kitchen backsplash, bath and shower, accent walls and fireplace surround etc. Sample is approxmitely 1/4 regular sized full sheet.