IBM / Data Card (2 15/16" x 3 1/4") laminating pouches are clear, durable sleeves designed to protect specialized data cards, including IBM punch cards and similar formats. Measuring 2.94 by 3.25 inches, these pouches shield cards from moisture, wear, and damage while providing a smooth, professional finish. Compatible with most thermal laminators, IBM/Data Card laminating pouches help extend the lifespan of valuable data media, making them ideal for archival, IT, and data management environments.