Through 10/19, save $5 off a $15 purchase of Cleaning Supplies with code 19673 at Staples.com. Plus, shipping is free for Staples Rewards Members or with in-store pickup. A best bet is to get two of these 16 ct. Charmin Basic Bath Tissue Double Rolls for $6.99 each, and one of these Bounty Basic Paper Towel Rolls for $6.99, which drops the total to $15.97 after the code. This works out to $0.44 per paper towel roll, and $0.33 per toilet paper roll (or $0.17 per single roll), which is the lowest price you'll find anywhere. Note that instant and coupon savings will be applied during the final page of checkout. Sales tax is charged in most states.