The Cognitive Label Ribbon is designed for use with the Del Sol printer, providing a high - quality thermal transfer solution. Each ribbon measures 2.4" x 5496" and is engineered for maximum printing efficiency. The black print color ensures clear and legible labels, making it an ideal choice for various applications. This economical 12 - pack is perfect for low temperature, high - speed printing needs, delivering permanent prints that resist fading even under sunlight exposure.