Quilted Northern Ultra Soft and Strong toilet paper offers a comfortable clean you can count on with its signature 2-ply softness and flexible strength. It is 4x stronger and more durable when wet than the leading value brand. It has two soft and durable layers that flex and hold up because you should not have to choose between comfort and strength. Quilted Northern Ultra Soft and Strong is biodegradable it's flushable and septic safe for standard sewer and septic systems.