330 sq ft (30.2 sq. m). 165 3-ply sheets per roll. 4.0 in x 4.0 in (10.1 cm x 10.1 cm). With 3 soft layers. 18 double rolls = 36 regular rolls. Septic safe. Try! Supreme comfort. Silky. Smooth. Soft. Quilted Northern Ultra Plush bath tissue is designed with 3 silky layers of comfort to give you the clean feeling you expect and the luxurious feel you desire. www.quilted northern.com. Flushable and septic safe for standard sewer and septic systems.