Checkmate is a savings app with over one million users that have saved $$$ on brands like eBay.
The Checkmate extension automatically applies eBay discount codes, eBay coupons and more to give you discounts on products like The Flash Series Batman Bruce Wayne Cosplay Deluxe Costume Halloween Outfit.
Checkmate users have also been loving these products from eBay.
Users have been saving products like this to their collections.