The HP 504A CE252A Yellow Toner Cartridge is a genuine product from HP that comes sealed in a box. Designed specifically for printers, this toner cartridge is ideal for producing vibrant yellow color prints. The model number 504A ensures compatibility with various HP printer models, making it a reliable choice for offices and home printing needs. With its high-quality construction and sealed packaging, this toner cartridge guarantees consistent and professional results every time.