$1 off any One Silk Protein Nutmilk ($1.27 at Walmart after Coupon and Ibotta Rebate) Posted by Harbor Master on 17 May 2017, 1:46 pm Tweet Ex. 30 days from print (Print limit is two) Click here to print $1 off any One Silk Half Gallon Submit for $1 Cash back on One Half Gallon of Silk Protein Nutmilk (Ibotta Rebate) (Valid at Walmart) (limit two per receipt) Walmart sells half Gallon Silk Protein Nutmilk for $3.27. $2.27 after coupon.