For Prime members only, Amazon offers this Cookie Sample Box bundled with a $4.99 Amazon credit for select cookie products for $4.91 with free shipping. (Approximately one week after purchase, you will receive an email with instructions for the credit.) Assuming you use the credit, that's like getting the sample box for free. Each box contains five or more samples from brands such as Walkers, Oreo, and BelVita.

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