Walmart-coast soap 8pk $2.47

 $1.00/2  - Coast Soap Bars or Body Washes, any – (coupons.com)

Coast Soap, 8 pack $2.97, Regular Price
Use $1.00/2  - Coast Soap Bars or Body Washes, any – (coupons.com)
Final Price: $2.47 each when you buy 2, or $0.31 a bar