Checkmate is a savings app with over one million users that have saved $$$ on brands like ThermoFlask.
The Checkmate extension automatically applies ThermoFlask discount codes, ThermoFlask coupons and more to give you discounts on products like Bottle w/ Chug Lid and Straw Lid.
Checkmate users have also been loving these products from ThermoFlask.
Users have been saving products like this to their collections.