3.8 in x 4.0 in (9.6 cm x 10.1 cm). 207.7 sq ft (19 sq m). 164 2-ply sheets per roll. Double 12 rolls = 24 regular rolls. Septic safe. 2 layers that flex and hold up. 4x as many sheets. Strength and softness guaranteed. 4x as many sheets. Compulsive Design for a Comfy Clean: Confession: We can be a little obsessive about all the tiny details that go into our products. After all, crafting Quilted Northern Ultra Soft & Strong to meet your expectations matters. That's why it includes: Two soft, durable layers with interwoven fibers-so you won't have choose between comfort & strength; Our proprietary technology that produces as super-flexible paper designed to hold up; Responsibly sourced, renewable materials that meet the standards of the sustainable forestry initiative-so it's good for the earth (www.quiltednorthern.com/sustainability). Flushable and septic safe for standard sewer and septic systems. Guaranteed to fit your roll holder or your money back (Visit www.quiltednorthern.com/save for refund details and requirements. Limit one (1) per person or household). www.quiltednorthern.com. how2recycle.info. Sustainable Forestry Initiative: Certified fiber sourcing. www.sfiprogram.org.