Tracked by Evreward since 2016, Ceramcor & Xtrema Cookware offers coupons, cash back rebates and rewards, with savings as high as 30% off. Ceramcor & Xtrema Cookware discount coupons are infrequent, only available a couple times per year. Even when Ceramcor & Xtrema Cookware doesn't have a coupon, you can always get up to 15% cash back, and other great rewards, with every purchase.