Universal Silicone Lids for Black and Color inkjet cartridges. Silicone seals that replace clips. The best way to eliminate color contamination. One size fits all ink jet cartridges. Air tight seal prevents ink drying in the nozzles. Apply to wet or dry nozzle plate. Seals and protects orifice plate. Transparent see through seal. No equipment needed. Fast/easy application. Professional appearance. Use for HP, Lexmark, Canon, Dell, Xerox, Epson and Brother inkjet cartridges. Sold in 1000-unit packs.