Each cartridge will yield you a similar amount of pages as the name brand ink cartridges, so you don‚ôt have to worry about running out of ink so quickly like with other brands. In addition, purchase our products with trust, knowing that we stand by our 100% satisfaction guarantee and honor our 1-year warranty from your purchase date.Not using the products right away? Don‚ôt worry, our products have a shelf life of at least 24 months. We ship via USPS across the entire United States in 2-5 business days. If you have any problems, please call our fantastic customer service team so we can help you.