You are bidding on the following Similac formula checks: THREE (3) $5 checks. Good towards any Similac infant formula. Good from 02/18/08-08/16/08ONE (1) $5 check. Good towards any Similac infant formula. Good from 04/08/08-08/06/08 Payment is expected within 48 hours of auctions end. Paypal ONLY! Checks will be mailed out within 3 business days of payment. Additional checks for Enfamil are available. Shipping via USPS First class mail. If you have any questions, please feel free to send me a message.