ND &trade; 4 Bottles 250ml ink refill kit for Lexmark 4A/5A 14A/15A 23A/24A 28A/29A 41A/42A 36A/37A ink cartridge.The item with ND logo ND Brand high quality ink for HP ink cartridge Shelf Life: 3 Years Stability: No setting in 3 years (at normal storage) Temperature: -15C no frozen and 70C no gelling Lightfastness: 5-6 BWS; Waterfastness: 3 (Average); Gasfastness: 4 (Good).