Discover the resilience of natural stone with PORTO GRIGE 180 QUILL V4 from the Porto collection. Featuring a matte, low-sheen surface with deep slate and warm earthy tones, this tile balances geological strength with a velvety, tactile finish. PORTO GRIGE 180 QUILL V4 diffuses light gently, enhancing architectural spaces with timeless elegance and refined softness.