For a limited time only, purchase 2 specially-marked Post Cereal products to get a free pair of Avengers socks! There are 6 designs to choose from, but you can collect all 6! Inside the specially marked Post cereal boxes you will find a PIN Code printed inside. Enter 2 unique PIN Codes to get your free socks.

There are 40,000 total pairs of socks available to be claimed, including:

9,167 adult size Iron Man designs;
9,167 adult size Hulk designs;
9,166 adult size Captain America designs;
4,167 kids size Thor designs;
4,167 kids size Ant Man designs;
4,166 kids size Captain Marvel designs

Allow 8 – 10 weeks for delivery. Limit 1 pair of socks for every 2 unique PIN Codes. There is no limit on the total number you can claim. Offer ends May 31, 2019.

Order your free Avengers socks here.