Block Negro 4"x24" R – Floor Tile MatteRoca Block Negro. Roca Block pairs handcrafted color with clean, modular formats across wall, floor, and decorative shapes. Mix matte and bright finishes to build striking backsplashes, feature walls, and cohesive floor wall designs. Format: 4"x24" R Floor Tile Finish: Matte Body: Porcelain Floor & Wall Rectified Edges Thickness: 9. 5 mm SKU: DCOF: 0. 42 Note: Floor rated sizes feature a slip resistant surface suitable for residential and light