OKI Data 52205603 Premium Card Stock is compatible with OKI C5000, C7000 and C9000 Series Digital LED Color Printers. OKI Data Card Stock is an exceptional heavyweight paper with a uniform, smooth surface that enhances ink holdout and overall printability. Color visuals will be vibrant against all backgrounds, with improved clarity for extra impact. The basic weight of this paper is 110 lb. There are 250 sheets in per pack.