4 - 4 roll packs. 308 2-ply sheets per roll. Total 16 rolls. 536 sq ft/sq pi (49.2 sq m). 3.92 in/po x 4 in/po (9.9 cm x 10.1 cm). 16 mega rolls = 64 regular rolls (based on number of sheets). Clog safe, septic safe. 4 rolls (vs Charmin regular roll) in 1. Looooong-lasting roll. 1 mega = 4 regular rolls (based on number of sheets). Roll Fit Guarantee: If not satisfied with your Charmin Mega Roll fit, send original receipt and UPC within 60 days of purchase for a refund. Limited to one redemption per household or name; no organizations. Refund is only for the cost of one pack of mega roll. Allow 6-8 weeks for refund. Call 1-800-777-1410 for details. Facebook: Join the conversation with Charmin and don't forget to enjoy the go! Twitter. Charmin is safe for your sewer or septic system. FSC: Mix - Paper from responsible sources. www.fsc.org. Rainforest Alliance Certified. www.pg.com. Good Housekeeping: Since 1909. Limited warranty to consumers. Replacement or refund if defective. Questions? 1-800-777-1410; www.charmin.com. Unscented. Made in the USA from domestic and imported materials.