12 Mega rolls = 48 regular rolls (Based on number of sheets on Charmin Regular Roll). 4 Rolls. 3x Stronger (When wet vs. leading USA 1-ply bargain brand). 3x Plus resistant (When wet vs. leading USA 1-ply bargain brand). Long lasting. Clog safe. Septic safe. Take strong to the next level. Charmin is safe for your sewer or septic system. FSC: Mix - Paper from responsible sources. www.fsc.org. Rainforest Alliance certified.