2" x 3" Blue Glass Mosaic Tiles Pool Tile Backsplash Tile for Kitchen Bathroom Shower Tile Wall Tile (Sapphire, 5 Sq.Ft)Tile Size: Each glass tile is around 12x12 inches, thickness 6mm, covering 1 sq. ft. Tile Color: These glass tiles feature a rich iridescent finish. As the sunlight reflects off of the tiles surface your pools water will sparkle. Whether you're looking to update your pool area or create a brand new ocean themed space, these tiles are the perfect choice! Tile Material: This is crystal glass tile. Built to withstand even the most intense conditions.