The Matrix Collection is made up of 23 colours, two finishes, two sizes and coordinating grouts and trims in every colour. Using innovative technology, each Matrix grout consists of two parts which require mixing together; a base grout powder and your choice of colour sachet, enabling flexible use. Available as aThe Matrix Collection is made up of 23 colours, two finishes, two sizes and coordinating grouts and trims in every colour. Using innovative technology, each Matrix grout consists of two parts which require mixing together; a base grout powder and your choice of colour sachet, enabling flexible use. Available as a straight edge trim with a durable powder coated aluminium satin finish, ensuring versatility with all Matrix tiles.