Thetford 24033 2-Ply Rapid-Dissolve Aqua-Soft Toilet Tissue-Toilet Paper, 48 Rolls/case. Recommended for portable and permanent toilet systems. Soft, snowy-white 2-ply tissue flushes easily. Specifically formulated, dissolves rapidly and helps prevent messy clogs. Highly absorbent & 100% biodegradable. 396-sheets per roll.