Versailles Series Frost Proof. Lifetime Warranty. Extremely Strong & Heavy tile body, 5.5Lbs/sq ft. Rectified edges. Extremely low water absorption rate. ISO9001 standard compliance, exceeding all ANSI specifications. Size: 150mmX600mm(6"X24"), 330mmx330mm(13x13), 600mmx600mm(24"x24"), 600mmx1200mm(24"x48"). Sizes: 12"x12" + US$0.25 12"x24" + US$0.35 13"x13" 24"x24" + US$0.50 24"x48" + US$0.95 You'll get Extra 2% discount entering this Sales Rep ID in the check out page: rk082407