Checkmate is a savings app with over one million users that have saved $$$ on brands like OG Stationery.
The Checkmate extension automatically applies OG Stationery discount codes, OG Stationery coupons and more to give you discounts on products like 15 minutes hit different - flat card.
Checkmate users have also been loving these products from OG Stationery.
Users have been saving products like this to their collections.