Tetramar 309 12"x24" 3CM Tundra Gray Marble Pool Sandblasted Coping transforms patios, walkways, and flooring with a beautiful natural look. Tetramar Pavers are crafted with stones carefully selected and filtered by experts from over 100 quarries. Available in a variety of sizes and materials, Tetramar Travertine Pavers are perfect for elevating the pathways of our life.