This centuries old material has withstood the test of time. The convenient small size of the tiles is excellent for detailed mosaic work. The 3/8" size is also great for kid's projects - they are just the right size for tiny hands. Color may vary slightly from image. Diamond Tech takes the guess work out of choosing colors for your next project with pre-mixed fun tiles! Maximize creativity and guarantee success with any project. Color combination: Aqua Blue, Grass Green, Cream and Yellow.