This Samson tile is from the Anthology collection, imported from Italy. The indelible elegance and style of natural stone is portrayed by Anthology, which combines the appearance and texture of timeless finishes. This elegant porcelain tile is available in 3 sizes and 3 warm shades of color. Samson tiles are durable enough for heavy pedestrian traffic, are resistant to stains and are both frost and thermal shock resistant. This matte tile is 12" L x 24" W and comes in the color Grey. Technical Specifications -- Water Absorption (ISO 10545-3): Absorption less than .5%; Frost Resistance (ISO 10545-12): Frost Proof; Resistance to Thermal Shock (ISO 10545-9): Resistant; Crazing Resistance of Glazed Tiles (ISO 10545-11): Resistant; Resistance to Surface Abrasion of Glazed Tiles (ISO 10545-7): Class 4; Resistance to Household Chemicals (ISO 10545-13): Class GA; Resistance to Low Concentrations of Acids and Bases (ISO 10545-13): Class GL-A; Resistance to Stains of Glazed Tiles (ISO 10545-14): Class 5; Anti-Slip Properties (DIN51130): Matte -R10; Anti-Slip Properties (ASTM C 1028): Matte: DRY: ϻ≥0.70 - WET: ϻ≥.60; Scratch Hardness (EN 101): MOHS 6.5.