There are two great printable Cottonelle coupons on walmart.com right now! Get a $1/1 ANY Cottonelle Bath Tissue (not trial size). And you can get a $0.50/1 Cottonelle Flushable Moist Wipes Tub coupon.
Use the $1/1 Cottonelle Bath Tissue Coupon to get the following deal at Walgreens:
Buy (1) Cottonelle Bath Tissue (6 double rolls) $5
Use the $1/1 Cottonelle Bath Tissue Coupon in the Walgreens July Coupon Booklet
Use the $1/1 coupon here
Final Cost $3
That is $0.50 per double roll, so $0.25 per single roll. GREAT price!