The 4pk for Dell 1250c Compatible Toner Set includes cyan, yellow, magenta, and black toner cartridges specifically designed for Dell printers like the 1250c, 1350cnw, 1355cn, 1355w, and C1760nw. These compatible toner cartridges are manufactured by a trusted brand and are suitable for use with various Dell Color Laser models. The laser print technology ensures high-quality printing results, making it ideal for professional documents and images. Additionally, the set does not pose a significant risk level according to the California Prop 65 Warning.