Amazon has 36-Ct Cottonelle Ultra CleanCare Toilet Paper (Family Rolls) for $15.13 when you ‘clip’ the $1 off coupon and checkout via Subscribe & Save. Shipping is free.
Note, you must be logged into your Amazon account in order to clip the coupon. Coupons are typically one use per account. You may cancel your Subscribe & Save subscription any time after your order ships.