This coupon has expired $1.00 for Knoppers Wafer Candy Bar. Offer available at Walmart, Walmart Online. expires on 02/22/22 Other coupons you may be interested in $1.00 for Sangria Senorial (expiring on Monday, 01/02/2023). Offer available at multiple stores. $1.00 for Jarritos (expiring on Monday, 01/02/2023). Offer available at multiple stores.