Concrete-effect slabs made from porcelain stoneware present a unique design option that melds the raw appeal of concrete with a more sophisticated and manageable format. The "Boost Smoke" variety is particularly noteworthy for its warm gray tone, which not only replicates the look of concrete but also enhances it to create a more evocative and inviting atmosphere. Ideal for various spaces, this option features darker hues and subtle contrasts that soften the inherent harshness of concrete, making it suitable for both modern and traditional interiors.