Total 301 sq ft/sq pi (27.7 sq m). 3.92 in/po x 4 in/po (9.9 cm x 10.1 cm. 308 2-ply sheets per roll. 4 rolls (vs. Charmin regular roll) in 1. 9 mega rolls = 36 regular rolls (based on number of sheets). Clog safe. Septic safe. Looooong-lasting roll. 1 mega = 4 regular rolls (based on number of sheets). Roll fit guarantee (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. Twitter. Join the conversation with Charmin and don't forget to enjoy the go! Unscented. Questions? 1-800-777-1410. www.charmin.com. 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 for consumers. Replacement or refund if defective. Made in the USA from domestic and imported materials.