Cobaltstone 1″ x 1″ (Treasure Series)

Add dramatic depth with Cobaltstone 1" x 1" from the Treasure Series. These vivid glass tiles showcase bold cobalt and deep blue tones with a shimmering finish that captures and reflects light beautifully. Their timeless square format makes them perfect for pool waterlines, spa borders, or statement kitchen and bathroom backsplashes. Cobaltstone is 100% frost-proof and backed by a lifetime guarantee—bold color with lasting impact.