- FREE Avengers Infinity War Socks with 2 Pin Codes!
- Locate the unique PIN code found inside specially-marked boxes of Post cereals. Two PIN codes required to redeem for one pair of socks. Offer available while supplies last. Offer must be redeemed by May 31, 2018, 11:59 pm ET. Open to Canadian residents over age of majority.
Click here for more details on how to claim your free socks from Post Cereal!!Want more samples & coupons? Subscribe and we'll deliver the best samples & coupons to your inbox!