Big Spring Deal at Amazon. Oatmeal Formula with Coconut Lime Verbena - 64 Oz Made in the USA - Our oatmeal formula pet shampoo is pH balanced, alcohol free, paraben free, PEG-80 free, and is highly recommended for moisturizing dry skin & providing itch relief Oatmeal Formula – This coconut lime verbena scented pet shampoo is great for moisturizing dry skin, cleaning dirty coats, & itch relief. The thick lather rinses off clean & keeps your pet looking clean and smelling fresh.