Reliance Bio Tissue Toilet Paper Bio-Tissue is a quick dissolving, double-ply toilet tissue that is safe for RV and septic tank systems. Bio-Tissue is made of 100 percent recycled content and 90 percent post-consumer fiber that's natural, unbleached and chlorine-free. It comes packaged with four rolls. Made of 100 percent recycled content, 90 percent post-consumer fiber that's natural, unbleached and chlorine-free Each roll contains 500 double-ply sheets Packed with four rolls Length: 10.00 Width: 8.50 Height: 4.50 Manufacturer: Reliance Model: 00263014 SKU: SI_1127292