On Amazon, they have Tide Liquid Laundry Detergent Eco-Box, Original Scent, 105 fl oz, 96 Loads on sale when you subscribe for $18.94. In addition to that, there is a $2.00/1 digital coupon that can bring that down to $16.94!! With the subscribe and save it would be delivered to you however often you decided automatically, and if in the future you decide you don’t want it you can cancel risk-free with no charges.
If you would rather not use subscribe you can do this as a one time purchase for $19.94, and still use the coupon bringing it down to $17.94! Which is still a great deal!