Pampers Huggies & Pull ups Diapers and Pants, buy two get $20; combine w Pampers $15 rebate

Promotion Terms
Offer only applies to products sold by Amazon.com or Amazon.com Services LLC (look for "sold by Amazon.com" or "sold by Amazon.com Services LLC" on the product detail page). Products sold by third-party sellers or other Amazon entities will not qualify for this offer, even if "fulfilled by Amazon.com" or "Prime Eligible".
Promotional credit will be automatically added to your account 30 days after shipment. At that time, you will receive an e-mail from Amazon that indicates the dollar amount of the promotional credit and that the dollar amount of the credit has been added to your customer account. The e-mail will also provide instructions on how to redeem the promotional credit.
Promotional credit expires at 11:59 p.m. (PT) on 9.22.24.
Offer does not apply to digital content.
Offer good while supplies last.
Shipping charges and taxes may apply to the full value of discounted and free promotional items.
Items must be purchased in a single order and shipped at the same speed to a single address.
Offer limited to one per customer and account.
Offer may not be combined with other offers.
The maximum benefit you may receive from this offer is $20.
Amazon reserves the right to modify or cancel the offer at any time.
Offer is non-transferable and may not be resold.
Offer discount will be allocated proportionally among all promotional items in your order.
If any of the products or content related to this offer are returned, your refund will equal the amount you paid for the product or content, subject to applicable refund policies.
If you violate any of these terms, the offer will be invalid.
Unless an Amazon Gift Card is the stated benefit of the promotion, promotional codes (including those placed directly in accounts) may not be redeemed for Amazon Gift Cards.