Blue 12 in. x 12 in. Glass Mosaic Tile for Kitchen Backsplash or Bathroom Backsplash (5 sq. ft./Box)Crafted from high quality glass, these mosaic tiles boast exceptional durability, ensuring they stand the test of time in high traffic areas. Say goodbye to concerns about chipping, fading, or water damage; our Blue Glass Mosaic Tile is resistant to wear and tear, making it a reliable choice for long term use. Feature Approximate Tile Size 12x12 Mosaic Sub Unit Width (in.) 11. 8 Product Thickness (mm) 6. 3 mm Suggested Grout Line Size 1 8 Mosaic Sub