4 Pack. Refurbished Cartridges for HP 93. Includes Cartridges for 4ea HP 93. Sophia Global Cartridges are manufactured in an internationally certified ISO 9002 factory. Sophia Global Cartridges come with a 100%, 1 Year money back guarantee and technical support, in addition to a 1 year factory warranty. Manufactured to produce excellent color matching for vibrant photos, crisp text, and a shelf life of 2 years. Page Yield 175 Accurately displays ink level.